1-((6-Methyl-delta-9,10-ergolen-8-beta-yl)methyl)-2,4-imidazolidinedione N6-oxide 121532-41-0 2,4-Imidazolidinedione, 1-((9,10-didehydro-6-methylergolin-8-yl)methyl)-, N6-oxide, 8-beta- 8-beta-1-((9,10-Didehydro-6-methylergolin-8-yl)methyl)-2,4-imidazolidinedione N6-oxide