1-(1H-Imidazol-4-ylmethyl)-2,3,4,9-tetrahydro-1H-beta-carboline 1H-pyrido[3,4-b]indole, 2,3,4,9-tetrahydro-1-(1H-imidazol-4-ylmethyl)- Haploscleridamine InChI=1/C15H16N4/c1-2-4-13-11(3-1)12-5-6-17-14(15(12)19-13)7-10-8-16-9-18-10/h1-4,8-9,14,17,19H,5-7H2,(H,16,18