Preferred Label : 4-(4-nitrophenyl)-1,2,4-triazoline-3,5-dione;
MeSH note : derivatization reagent for 25-hydroxyvitamin D3; structure in first source;
MeSH synonym : NPTAD cpd;
Is substance : O;
Origin ID : C477449;
UMLS CUI : C1311758;
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