1-(4-Fluorophenyl)-4-(2-hydroxyspiro(benzofuran-3(2H),4'-piperidin)-1'-yl)-1-butanone 1-Butanone, 1-(4-fluorophenyl)-4-(2-hydroxyspiro(benzofuran-3(2H),4'-piperidin)-1'-yl)- 73962-20-6 BRN 5630043