Preferred Label : 2,2',7,7'-tetrahydroxy-4,4',6,6'-tetramethoxy-1,1'-biphenanthrene;
MeSH note : from the stems and leaves of Dioscorea nipponica; structure in first source;
MeSH synonym : THTMBP cpd;
Is substance : O;
Origin ID : C549184;
UMLS CUI : C2933737;
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