Synonyms: Ethanol,2,2',2'',2'''-[(4,8-dipiperidinopyrimido[5,4-d]pyrimidine-2,6-diyl)dinitrilo]tetra-(6CI,8CI);2,2',2'',2'''-[[4,8-Dipiperidinopyrimido(5,4-d)pyrimidine-2,6-diyl]dinitrilo]tetraethanol;2,6-Bis(diethanolamino)-4,8-dipiperidinopyrimido[5,4-d]pyrimidine;Anginal;Apricor;Cardioflux;Cardoxil;Cardoxin;Cleridium;Coronarine;Corosan;Coroxin;Curantyl;Gulliostin;Kurantil;Peridamol;Persantin;Persantine;Piroan;Prandiol;