3-methoxy-5,8,13,13a-tetrahydro-6H-isoquino[3,2-a]isoquinoline-2,11-diol 6H-dibenzo[a,g]quinolizine-2,11-diol, 5,8,13,13a-tetrahydro-3-methoxy- InChI=1/C18H19NO3/c1-22-18-8-11-4-5-19-10-12-2-3-14(20)6-13(12)7-16(19)15(11)9-17(18)21/h2-3,6,8-9,16,20-21H,4-5,7,10H2,1H