12-Hydroxy-LSD
12-Hydroxy-LSD, also known as 12-hydroxylysergic acid diethylamide, is a drug of the ergoline and lysergamide families and a derivative of lysergic acid diethylamide (LSD). In terms of chemical structure, 12-hydroxy-LSD is to LSD as bufotenin (5-HO-DMT) is to dimethyltryptamine (DMT), with 12-hydroxy-LSD notably containing bufotenin within its conformationally constrained structure.