CAS No:1053703-36-8||Chemical Formula:C17H27N3O6S ||Molecular Weight:401.47800||Exact Mass:401.16206 ||(4R,5S)-5-((1S,2R)-1-carboxy-2-hydroxypropyl)-3-(((3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl)thio)-4-methyl-4,5-dihydro-1H-pyrrole-2-carboxylic acid