1,8-Naphthyridin-2(1H)-one, 4-hydroxy-1-phenyl-3-(1-pyrrolidinyl)- 108310-20-9 4-Hydroxy-1-phenyl-3-(1-pyrrolidinyl)-1,8-naphthyridin-2(1H)-one PIRODOMAST Pirodomast [INN] Pirodomastum [INN-Latin] Sch 37224