(6R,7R)-7-{2-[2-((S)-2-tert-Butoxycarbonylamino-propionylamino)-thiazol-4-yl]-2-[(Z)-methoxyimino]-acetylamino}-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 2,2-dimethyl-propionyloxymethyl ester
expand collapse