CAS 1301254-50-1 2-[(Z)-[1-(2-amino-1,3-thiazol-4-yl)-2-[[(4R,5R)-3,11-dioxo-10-oxa-6-thia-2-azatricyclo[6.3.0.02,5]undec-1(8)-en-4-yl]amino]-2-oxoethylidene]amino]oxy-2-methylpropanoic acid (HCID 178682897)|Huagongshe