(8-ethoxycarbonyl-9-oxo-9,11-dihydro-indolizino[1,2-b]quinolin-7-yl)-malonic acid di-tert-butyl ester

英文名：(8-ethoxycarbonyl-9-oxo-9,11-dihydro-indolizino[1,2-b]quinolin-7-yl)-malonic acid di-tert-butyl ester