Preferred Label : 8alpha-(4'-acetoxymethacryloyloxy)-3alpha,9beta-dihydroxy-1(10)E,4Z,11(13)-germacratrien-12,6alpha-olide;
MeSH note : from the aerial parts of Montanoa tomentosa Cerv. in La Llave et Lex ssp. microcephala
(Sch. Bip. In K. Koch) V.A. Funk (Asteraceae); structure in first source;
Is substance : O;
Origin ID : C459215;
UMLS CUI : C1137375;
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