MeSH note : macrocyclic trichothecene from fermentation of Myrothecium verrucaria (ATCC #24571);
see also roridin E: 16891-85-3; structure in first source;
MeSH CAS label : verrucarin A, 2',3'-didehydro-7'-deoxo-2'-deoxy-7',5'-(ethylideneoxy)-4'-hydroxy-;