(-)-Sophocarpine6483-15-493 % similar Matrine519-02-851 % similar (7As,13ar,13br,13cr)-dodecahydro-1H,5H,10H-dipyrido[2,1-F:3′,2′,1′-ij][1,6]naphthyridin-10-one641-39-451 % similar (-)-Sophoridine6882-68-451 % similar