4开头化工名词
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4,8,10,13,16,19-Docosahexaenoicacid, 7-hydroxy-, (4Z,8E,10Z,13Z,16Z,19Z)-
(4Z,8E,10Z,13Z,16Z,19Z)-7-羟基-4,8,10,13,16,19-二十二碳六烯酸
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4,7,10,13,16,18-Docosahexaenoicacid, 20-hydroxy-, (4Z,7Z,10Z,13Z,16Z,18E)-
(4Z,7Z,10Z,13Z,16Z,18E)-20-羟基-4,7,10,13,16,18-二十二碳六烯酸
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4H-Pyrido[1,2-a]pyrimidine-9-aceticacid, 3-(ethoxycarbonyl)-6,7,8,9-tetrahydro-6-methyl-4-oxo-
3-乙氧羰基-6-甲基-9-羧甲基-4-氧代-6,7,8,9-四氢-4H-吡啶并(1,2-a)嘧啶
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4-Cyclohexene-1,3-dione,5,6-dihydroxy-2,6-bis(3-methyl-2-buten-1-yl)-4-(3-methyl-1-oxobutyl)-
HUMULON
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4H-Pyrazolo[1,5-a]benzimidazole-2-carboxamide
4H-吡唑并[1,5-a]苯并咪唑-2-甲酰胺
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4-Pyridinecarboxylicacid, 6-ethoxy-1,2-dihydro-2-oxo-, ethyl ester
乙基6-乙氧基-2-氧代-1,2-二氢-4-吡啶羧酸酯
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4H-Cyclopent[f]oxacyclotridecin-4-one,1,6,7,8,9,11a,12,13,14,14a-decahydro-1,13-dihydroxy-6-methyl-,(
(3Z,11E)-2,15-二羟基-7-甲基-6-氧杂双环[11.3.0]十六碳-3,11-二烯-5-酮
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4-Thiazolecarboxaldehyde,2-(2-methylphenyl)-
2-邻甲苯基噻唑-4-甲醛
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4-Pyrimidinamine,6-butoxy-2-ethoxy-
6-丁氧基-2-乙氧基-4-嘧啶胺
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4-Pyrimidinamine,2-ethoxy-6-(2-methylpropoxy)-
2-乙氧基-6-异丁氧基-4-嘧啶胺
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4(1H)-Pyridinone,1-acetyl-3-hydroxy-2-methyl-
1-乙酰基-3-羟基-2-甲基-4(1H)-吡啶酮
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4-Cyclohexene-1,2-dicarbonyldichloride, (1R,2R)-rel-
4-环己烯-1,2-二羰基二氯化,(1R,2R)-rel-
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4(1H)-Pyridinone,3-hydroxy-5-methyl-
5-甲基-3,4-吡啶二醇
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4(1H)-Pyridinone,3-hydroxy-2-(hydroxymethyl)-
3-羟基-2-(羟基甲基)-4(1H)-吡啶酮
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4-Benzofurancarboxaldehyde
苯并呋喃-4-甲醛
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4-Pyrimidinamine,N,6-dimethyl-, 1-oxide
N,6-二甲基-4-嘧啶胺1-氧化物
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4-Pyrimidinamine,N,N-dimethyl-, 1-oxide
N,N-二甲基-4-嘧啶胺1-氧化物
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4-Piperidinecarboxamide,N,N-diethyl-, hydrochloride (1:1)
N,N-二乙基-4-哌啶羧酰胺盐酸盐
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4-Imidazolidinone,1,2,5-trimethyl-
1,2,5-三甲基-4-咪唑烷酮
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4-Pyrimidinamine,2-chloro-5-methyl-N-(phenylmethyl)-
2-氯-4-苄基氨基-5-甲基嘧啶
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4-Quinolinecarboxylicacid, 6-amino-1,2-dihydro-2-oxo-
6-氨基-1,2-二氢-2-氧代金鸡纳酸
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4-Quinolinecarboxylicacid, 2-amino-, methyl ester
2-氨基喹啉-4-羧酸甲酯
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4H-Imidazo[4,5,1-kl][1]benzazocine,5,6,7,8-tetrahydro-8-methyl-
(4Z)-6-甲基-7,8,9,10-四氢-6H-咪唑并[4,5,1-Kl][1]苯并氮杂环辛四烯
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4H-Indol-4-one,5-chloro-1,5,6,7-tetrahydro-
5-氯-1,5,6,7-四氢-4H-吲哚-4-酮
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4(3H)-Quinazolinone,6-chloro-2-methyl-
6-氯-2-甲基-4-羟基喹唑啉
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4H-[1,2,4]Triazolo[4,3-a][1]benzazepine,9-fluoro-6-(4-fluorophenyl)-5,6-dihydro-1-phenyl-
9-氟-6-(4-氟苯基)-1-苯基-5,6-二氢-4H-[1,2,4]三唑并[4,3-a][1]苯并氮杂卓
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4H-Pyrrolo[1,2-b]pyrazole,5,6-dihydro-3-phenyl-
维洒索宁
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4-Pyridazinecarboxamide,N-hydroxy-
N-羟基-4-哒嗪甲酰胺
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4-Thiazolecarboxylicacid, 2-(aminomethyl)-, ethyl ester
2-(氨基甲基)-1,3-噻唑-4-甲酸乙酯
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4H-1,3-Oxazine,4,4,6-trimethyl-2-(1-methylethyl)-
2-异丙基-4,4,6-三甲基-4H-1,3-恶嗪
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4-Thiazoleacetic acid,2-(1,1-dimethylethyl)-, hydrazide
(2-叔丁基噻唑-4-基)乙酸肼
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4(3H)-Pyrimidinone,5-bromo-2-(methylthio)-
5-溴-2-(甲硫基)-4(1氢)-嘧啶酮
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4-Pyridinamine,3,5-dichloro-, 1-oxide
4-氨基-3,5-二氟吡啶n-氧化物
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4H-Pyrrolo[3,2-d]pyrimidin-4-one,3,5-dihydro-6-methyl-
6-甲基-1,5-二氢-4H-吡咯并[3,2-d]嘧啶-4-酮
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4-Thiazoleacetic acid,2-amino-a-[(1-carboxy-1-methylethoxy)imino]-
2-氨基-Α-((1-羧基-1-甲基乙氧)亚氨基)-4-噻唑乙酸
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4(3H)-Quinazolinone,3-amino-6-bromo-
3-氨基-6-溴喹唑啉-4(3h)-酮
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4-Isoxazolecarboxylicacid, 4,5-dihydro-3-methyl-5-phenyl-, methyl ester
甲基3-甲基-5-苯基-4,5-二氢-1,2-恶唑-4-羧酸酯
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4-Isoxazolecarboxylicacid, 3-methyl-, methyl ester
甲基3-甲基-1,2-恶唑-4-羧酸酯
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4-Pyridinecarboximidamide,N-(4-chlorophenyl)-
N-(4-氯苯基)异烟脒
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4-Piperidinone,3-bromo-1-(phenylmethyl)-, hydrobromide (1:1)
1-苄基-3-溴-4-哌啶酮氢溴酸盐
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4H-1-Benzopyran-4-one,6-ethyl-
6-乙基-4H-苯并吡喃-4-酮
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4,6-Nonanedione,1,1,1,9,9,9-hexafluoro-2,8-dihydroxy-2,8-bis(trifluoromethyl)-
1,1,1,9,9,9-六氟-2,8-二羟基-2,8-二(三氟甲基)壬烷-4,6-二酮
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4(3H)-Pyrimidinone,2-[[(2-chlorophenyl)methyl]thio]-5-methyl-
2-[(2-氯苯基)甲基硫]-5-甲基-3H-嘧啶-4-酮
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4-Morpholinepropanamine,2,6-dimethyl-
3-(2,6-二甲基-4-吗啉)-1-丙胺
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4-Oxazolidinone,3-(2-propen-1-yl)-2-thioxo-
3-烯丙基-2-硫代恶唑烷-4-酮
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4H-1-Benzopyran-4-one,5,6-dihydroxy-7-methoxy-2-phenyl-
黄芩素-7-甲醚
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4-Imidazolidinone,2,2,5-trimethyl-, (S)- (9CI)
4-氯-2-[(E)-亚氨基(苯基)甲基]-N-甲基苯胺
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4H-[1,3]Oxazino[3,2-a]benzimidazol-4-one,2-methyl-
2-甲基-4H-[1,3]恶嗪并[3,2-a]苯并咪唑-4-酮
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4-Pyridinecarboxamide,3-amino-2-chloro-
3-氨基-2-氯-4-吡啶碳酰胺
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4-Pyridinemethanamine,3-amino-
3-氨基-4-氨甲基吡啶