CAS No:91177-27-4||Chemical Formula:C29H25ClN2O5||Molecular Weight:516.9722||Exact Mass:516.1452||(6R,7S)-benzhydryl 3-(chloromethyl)-7-(4-methylbenzamido)-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
No. 44011602000398, Guangdong public network Anne