| 1 | 66592-87-8 | 头孢羟氨苄 | Cefadroxil | C16H19N3O6S
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| 2 | 147103-96-6 | 头孢羟氨苄EP杂质C | Cefadroxil EP Impurity C | C16H19N3O6S
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| 3 | 27999-55-9 | 5'-Tosyl-2'-deoxy Cytidine | 5'-Tosyl-2'-deoxy Cytidine | C16H19N3O6S
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| 4 | | ethyl 4-(4-{[(5-methyl-3-isoxazolyl)amino]sulfonyl}anilino)-4-oxobutanoate | ethyl 4-(4-{[(5-methyl-3-isoxazolyl)amino]sulfonyl}anilino)-4-oxobutanoate | C16H19N3O6S
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| 5 | 380637-83-2 | ethyl [4-(2-{[(5-methyl-3-isoxazolyl)carbonyl]amino}ethyl)phenyl]sulfonylcarbamate | ethyl [4-(2-{[(5-methyl-3-isoxazolyl)carbonyl]amino}ethyl)phenyl]sulfonylcarbamate | C16H19N3O6S
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| 6 | 445265-08-7 | ethyl 4-(2-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3H)-yl)acetyl)piperazine-1-carboxylate | ethyl 4-(2-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3H)-yl)acetyl)piperazine-1-carboxylate | C16H19N3O6S
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| 7 | | (4-oxo-2-{[1-(3,4,5-trimethoxyphenyl)ethylidene]hydrazono}-1,3-thiazolidin-5-yl)acetic acid | (4-oxo-2-{[1-(3,4,5-trimethoxyphenyl)ethylidene]hydrazono}-1,3-thiazolidin-5-yl)acetic acid | C16H19N3O6S
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| 8 | | 2-{3-methyl-4-oxo-2-[2-(3,4,5-trimethoxybenzylidene)hydrazono]-1,3-thiazolan-5-yl}acetic acid | 2-{3-methyl-4-oxo-2-[2-(3,4,5-trimethoxybenzylidene)hydrazono]-1,3-thiazolan-5-yl}acetic acid | C16H19N3O6S
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