3,8-Diamino-5,6-dihydro-5-ethyl-6-phenylphenanthridine 38483-26-0 5,6-Dihydro-3,8-diamino-5-ethyl-6-phenylphenanthridine BRN 5107482 Hydroethidine Phenanthridine, 5,6-dihydro-3,8-diamino-5-ethyl-6-phenyl- Reduced ethidium