11-methyl-1,2,3,5,6,12b-hexahydro-chromeno[2,3-g]indolizin-12-one
8-(2-methoxy-6-methyl-benzoyl)-hexahydro-indolizin-7-one
6a-hydroxy-11-methyl-1,2,3,5,6,6a,12a,12b-octahydro-chromeno[2,3-g]indolizin-12-one
(1,2,3,5,6,8a-hexahydro-indolizin-8-yl)-(2-methoxy-6-methyl-phenyl)-methanone
11-methyl-(6ar,12ac,12bt)-1,2,3,6,6a,12,12a,12b-octahydro-5H-chromeno[2,3-g]indolizin-12t-ol