Berbinium, 5,6,13,13a-tetradehydro-7-(2-((di(1-aziridinyl)thiophosphinyl)amino)ethyl)-9,10-dimethoxy-2,3-(methylenedioxy)- DR9866000 Mono-N'-(2-(N-berberinyl)ethylamide) of diaziridinylthiophosphoric acid