| 1 | 110630-32-5 | 头孢布坦杂质14 | Ceftibuten Impurity 14 | C14H14N4O4S2
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| 2 | 244017-96-7 | 2-{4-nitro-1H-indazol-1-yl}-2-oxoethyl 4-morpholinecarbodithioate | 2-{4-nitro-1H-indazol-1-yl}-2-oxoethyl 4-morpholinecarbodithioate | C14H14N4O4S2
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| 3 | 535949-02-1 | methyl 2-[({[5-(acetylamino)-1,3,4-thiadiazol-2-yl]sulfanyl}acetyl)amino]benzoate | methyl 2-[({[5-(acetylamino)-1,3,4-thiadiazol-2-yl]sulfanyl}acetyl)amino]benzoate | C14H14N4O4S2
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| 4 | 40159-82-8 | 5-tert-butyl-3-nitro-1-(4-nitrophenyl)-1H-7lambda~4~-[1,2]dithiolo[5,1-e][1,2,3]thiadiazole | 5-tert-butyl-3-nitro-1-(4-nitrophenyl)-1H-7lambda~4~-[1,2]dithiolo[5,1-e][1,2,3]thiadiazole | C14H14N4O4S2
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| 5 | 663167-78-0 | 3-(1,1-dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)-N-(5-ethyl-1,3,4-thiadiazol-2-yl)propanamide | 3-(1,1-dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)-N-(5-ethyl-1,3,4-thiadiazol-2-yl)propanamide | C14H14N4O4S2
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| 6 | 109418-05-5 | 2H-Pyrido[3,2-e]-1,2-thiazine-3-carboxamide, 4-hydroxy-2,5,7-trimethyl-N-2-thiazolyl-, 1,1-dioxide | 2H-Pyrido[3,2-e]-1,2-thiazine-3-carboxamide, 4-hydroxy-2,5,7-trimethyl-N-2-thiazolyl-, 1,1-dioxide | C14H14N4O4S2
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| 7 | 79350-10-0 | (6R-trans)-7-[[(2-Amino-4-thiazolyl)acetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en | (6R-trans)-7-[[(2-Amino-4-thiazolyl)acetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en | C14H14N4O4S2
| 头孢地尼;头孢地尼相关物质;化药杂质-头孢地尼 | |