IUPAC:(10R)-10-[(1R)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-1-yl]-3,5,11-trioxatricyclo[7.3.0.0^{2,6}]dodeca-1,6,8-trien-12-one
IUPAC:(10R)-10-[(1R)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-1-yl]-3,5,11-trioxatricyclo[7.3.0.0^{2,6}]dodeca-1,6,8-trien-12-one