115761-49-4 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-(((2-amino-4-thiazolyl)((2-(2-(3,4-dihydroxybenzoyl)hydrazino)-1,1-dimethyl-2-oxoethoxy)imino)acetyl)amino)-3-(((2-carboxy-5-methyl(1,2,4)triazolo(1,5-a)pyrimidin-7-yl)thio)methyl)-8-oxo-, disodium salt, (6R-(6alpha,7beta(Z)))- 7-(((-7-(2-(2-Amino-4-thiazolyl)-2-((1-(3-(3,4-dihydroxybenzoyl)carbazoyl)-1-methylethoxy)imino)acetamido)-2-carboxy-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-en-3-yl)methyl)thio-5-methyl)-(1,2,4)triazolo(1,5-1)pyrimidine-2-carboxylic acid Ro 09-1227 SR 1024 Sankei