Preferred Label : 21-nor-3,19-isopropylidine-14-deoxy-ent-labda-8(17),13-dien-16,15-olide;
MeSH note : from the leaves of Andrographis paniculata Nees; structure in first source;
Is substance : O;
Origin ID : C572482;
UMLS CUI : C3492491;
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