C(sub 6)AL Ergoline-8-beta-carboxamide, N-cyclohexyl-9,10-didehydro-6-methyl-, maleate KE2840000 Lysergamide, N-cyclohexyl-, maleate N-Cyclohexyl-9,10-didehydro-6-methyl-ergoline-8-beta-carboxamide maleate