(-)-Tetrahydropalmatine 2,3,9,10-tetramethoxy-5,8,13,13a-tetrahydro-6H-isoquino[3,2-a]isoquinoline 2-(2,3-Dimethoxy-benzyl)-1-ethyl-6,7-dimethoxy-1,2,3,4-tetrahydro-isoquinoline 6H-dibenzo[a,g]quinolizine, 5,8,13,13a-tetrahydro-2,3,9,10-tetramethoxy-, (13aS)- InChI=1/C21H25NO4/c1-23-18-6-5-13-9-17-15-11-20(25-3)19(24-2)10-14(15)7-8-22(17)12-16(13)21(18)26-4/h5-6,10-11,17H,7-9,12H2,1-4H3/t17-/m0/s