Preferred Label : (4-(3-chloro-4-methoxybenzyl)amino-1-(4-hydroxy)piperidino)-6-phthalazinecarbonitrile;
MeSH note : a phosphodiesterase 5 inhibitor; structure in first source;
MeSH synonym : 4-CMAHPPC;
Is substance : O;
Origin ID : C411148;
UMLS CUI : C0915896;
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