Berbinium, 7,7'-((1-aziridinyl)thiophosphinylidene)bis(iminotrimethylenecarbonylmethylene)bis(9,10-dimethoxy-2,3-(methylenedioxy)-5,6,13,13a-tetradehydro- DR9847200 N',N''-Di-(2-(N-acetonylberberinyl)ethylamide) of aziridinethiophosphoric acid