Preferred Label : 4-acetoxy-1beta,5beta-epoxy-10alphaH-xantha-11(13)-en-12,8beta-olide;
MeSH note : from the aerial parts of Carpesium longifolium; structure in first source;
MeSH synonym : 4AEX cpd;
Is substance : O;
Origin ID : C482756;
UMLS CUI : C1436028;
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