1H-3-benzazepine, 2-(3,4-dimethoxyphenyl)-2,3,4,5-tetrahydro-7,8-dimethoxy- 2-(3,4-dimethoxyphenyl)-7,8-dimethoxy-2,3,4,5-tetrahydro-1H-3-benzazepine InChI=1/C20H25NO4/c1-22-17-6-5-14(11-18(17)23-2)16-9-15-12-20(25-4)19(24-3)10-13(15)7-8-21-16/h5-6,10-12,16,21H,7-9H2,1-4H