10,11-Dihydroxyhexahydrobenzo(a)phenanthridine 123039-93-0 126295-91-8 Benzo(a)phenanthridine-10,11-diol, 5,6,6a,7,8,12b-hexahydro-, (6aR,12bS)-rel- Benzo(a)phenanthridine-10,11-diol, 5,6,6a,7,8,12b-hexahydro-, trans- DIHYDREXIDINE