英文别名Cefoxitin EP Impurity D; (5aR,6S)-6-methoxy-6-[[(thiophen-2-yl)acetyl]amino]-5a,6-dihydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazine-1,7(4H)-dione (cefoxitin lactone); N-[(5aR,6S)-1,4,5a,6-Tetrahydro-6-methoxy-1,7-dioxo-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl]-2-thiopheneacetamide; Decarbamylcefoxitin Lactone; N-[(4S,5R)-4-Methoxy-3,11-dioxo-10-oxa-6-thia-2-azatricyclo[6.3.0.02,5]undec-1(8)-en-4-yl]-2-thiophen-2-ylacetamide; Cefoxitin lactone; Cefoxitin Sodium EP Impurity J; 2-Thiopheneacetamide, N-[(5aR,6S)-1,4,5a,6-tetrahydro-6-methoxy-1,7-dioxo-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl]-; N-[(5aR,6S)-6-methoxy-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl]-2-(thiophen-2-yl)acetamide; N-[(5aR,6S)-6-methoxy-1,7-dioxo-1,4,6,7-tetrahydro-3H,5aH-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl]-2-(thiophen-2-yl)acetamide; Cefoxitin Sodium Impurity D 
