label: 6-((2-pyrrolidinylcarbonyl)amino)-6-(2-methylpropyl)-5-oxo-(5H)-pyrrolo(2,1-b)thiazolidine-3-carboxamide
label_lc: 6-((2-pyrrolidinylcarbonyl)amino)-6-(2-methylpropyl)-5-oxo-(5h)-pyrrolo(2,1-b)thiazolidine-3-carboxamide