(2S,3S,5R)-3-Methyl-7-oxo-3-(1H-1,2,3-triazol-1-ylmethyl)-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 4,4-dioxide 4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 3-methyl-7-oxo-3-(1H-1,2,3-triazol-1-ylmethyl)-, 4,4-dioxide, (2S-(2alpha,3beta,5alpha))- 89786-04-9 BRN 4787943 CCRIS 2203 CL 298,741 Cl 298741 TAZOBACTAM Tazobactam [USAN:BAN:INN] Tazobactamum [INN-Latin] YTR 830 H YTR 830H Zosyn