| 1 | 31828-50-9 | 头孢拉定水合物 | Cephradine hydrate | C16H23N3O6S
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| 2 | 58456-86-3 | 头孢拉啶 | CEPHRADINE (200 MG) | C16H23N3O6S
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| 3 | 1233955-47-9 | 1233955-47-9 | tert-Butyl 4-(3-nitrophenylsulfonamido)piperidine-1-carboxylate | C16H23N3O6S
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| 4 | | 1-[4-[(DIETHYLAMINO)SULFONYL]-2-NITROPHENYL]PIPERIDINE-4-CARBOXYLIC ACID | 1-[4-[(DIETHYLAMINO)SULFONYL]-2-NITROPHENYL]PIPERIDINE-4-CARBOXYLIC ACID | C16H23N3O6S
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| 5 | | 1-METHYL-4-(4-NITRO-BENZENESULFONYL)-PIPERAZINE-2-CARBOXYLIC ACID TERT-BUTYL ESTER | 1-METHYL-4-(4-NITRO-BENZENESULFONYL)-PIPERAZINE-2-CARBOXYLIC ACID TERT-BUTYL ESTER | C16H23N3O6S
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