(6R,7R)-7-[[2-[2-(Aminomethyl)phenyl]acetyl]amino]-3-[[1-(carboxymethyl)tetrazol-5-yl]sulfanylmethyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,7-[[2-[2-(aMinoMethyl)phenyl]acetyl]aMino]-3-[[[1-(carboxyMethyl)-1H-tetrazol-5-yl]thio]Methyl]-8-oxo-,(6R,7R)- |