1-Methyllysergic acid ethylamide 4-25-00-00969 (Beilstein Handbook Reference) 7240-57-5 9,10-Didehydro-N-ethyl-1,6-dimethylergoline-8-beta-carboxamide BRN 0042666 D-1-Methyl lysergic acid monoethylamide Ergoline-8-beta-carboxamide, 9,10-didehydro-1,6-dimethyl-N-ethyl- MLA-74