1 SYT (5s,12bs)-5-methyl-6,7,12b,13-tetrahydro-2h,4h,10h-[1,3]dioxolo[4,5-G][1,3]dioxolo[7,8]isoquinolino[3,2-a]isoquinolin-5-ium 1.000 2 KPT 6,7-dihydro[1,3]dioxolo[4,5-G][1,3]dioxolo[7,8]isoquino[3,2-a]isoquinolin-5-ium 0.960 3 SAU 13-methyl[1,3]benzodioxolo[5,6-C][1,3]dioxolo[4,5-I]phenanthridin-13-ium 0.923 4 SGE 13-methyl-13,14-dihydro[1,3]benzodioxolo[5,6-C][1,3]dioxolo[4,5-I]phenanthridine 0.923 5 H0Z Bicuculline methochloride 0.857 6 J94 (5s)-6,6-dimethyl-5-[(6r)-8-oxo-6,8-dihydrofuro[3,4-E][1,3]benzodioxol-6-yl]-5,6,7,8-tetrahydro[1,3]dioxolo[4,5-G]isoquinolin-6-ium 0.828 7 DBW 4,14-dihydro-8h-[1,3]dioxolo[4,5-G]isoquino[3,2-a]isoquinoline-9,10-diol 0.778 8 BER Berberine 0.724 9 EWV Epiberberine 0.724 10 CTI 1,2-dimethoxy-12-methyl[1,3]benzodioxolo[5,6-C]phenanthridin-12-ium 0.700