英文别名(5aR,6R)-6-[(1H-tetrazol-1-ylacetyl)amino]-5a,6-dihydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazine-1,7(4H)-dione; Cefazolin Impurity 6; Cefazolin EP Impurity G; Cefazolin USP RC I; N-[(5aR,6R)-1,7-Dioxo-1,4,6,7-tetrahydro-3H,5aH-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl]-2-(1H-tetrazol-1-yl)acetamide; 1H-Tetrazole-1-acetamide, N-((5aR,6R)-1,4,5a,6-tetrahydro-1,7-dioxo-3H,7H-azeto(2,1-b)furo(3,4-d)(1,3)thiazin-6-yl)-; Cefazolin lactone; Cefazolin lactone (USP); Cefazolin Impurity G; Cefazolin USP Impurity I 
