(1Z)-6,7-dimethoxy-1-(nitrosomethylidene)-2H-isoquinoline

3',4'-dihydro-6,6',7,7'-tetramethoxy-spiro<2H-indene-2,1'(2'H)-isoquinolin>-1(3H)-one

5,6,13,13a-tetrahydro-2,3,9,10-tetramethoxy-5-oxo-8H-dibenzo[a,g][3]quinolizine ethylene acetal

2,3,9,10-tetramethoxy-5,6,8,13-tetrahydroisoquinolino[2,1-b]isoquinolin-7-ium,hydroxide

劳丹素