| 64544-07-6 | Cefuroxime axetil | 头孢呋辛酯 | C20H22N4O10S | 510.474483966827 |
| 55268-75-2 | (6R,7R)-3-[(carbamoyloxy)methyl]-7-[(2Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 头孢呋辛 | C16H16N4O8S | 424.385242462158 |
| 60831-57-4 | (6R,7R)-7-{[(5R)-5-amino-5-carboxypentanoyl]amino}-3-[(carbamoyloxy)methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid | （6R，7R）-7-{[（5R）-5-氨基-5-羧基戊酰基]氨基}-3-[（氨基甲酰氧基）甲基]-8-氧代-5-噻-1-氮杂双环[4.2.0]辛-2-烯-2-羧酸 | C15H20N4O8S | 416.406302452087 |
| 38429-35-5 | 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,3-[[(aminocarbonyl)oxy]methyl]-7-[(5-amino-5-carboxy-1-oxopentyl)amino]-7-methoxy-8-oxo-(9CI) | 5-噻-1-氮杂双环[4.2.0]辛-2-烯-2-羧酸，3-[（氨基羰基）氧基]甲基]-7-[（5-氨基-5-羧基-1-氧代戊基）氨基]-7-甲氧基-8-氧代-（9CI） | C16H22N4O9S | 446.432282924652 |
