3-(2-(2-Amino-4-thiazolyl)-2-(1-carboxy-1-cyclopropoxyimino)acetamido)-4-fluoromethyl-2-oxo-1-azetidine sulfonic acid 89426-64-2 BO 1165 BO-1165 Cyclopropanecarboxylic acid, 1-(((1-(2-amino-4-thiazolyl)-2-((2-(fluoromethyl)-4-oxo-1-sulfo-3-azetidinyl)amino)-2-oxoethylidene)amino)oxy)-, (2R-(2alpha,3beta(Z)))-