1,1-DIMETHYLETHYL 2,3,6,7-TETRAHYDRO-11-OXO-1H,5H,11H-(1)BENZOPYRANO(6,7,8-IJ)QUINOLIZINE-10-CARBOXYLATE
1,1-dimethylethyl 2,3,6,7-tetrahydro-11-oxo-1h,5h,11h-(1)benzopyrano(6,7,8-ij)quinolizine-10-carboxylate