1-Oxa-3,8-diazaspiro(4.5)decan-2-one, 3-butyl-8-(2-(4-fluorophenyl)ethyl)-4-hydroxy-4-methyl- 134070-13-6 3-Butyl-8-(2-(4-fluorophenyl)ethyl)-4-hydroxy-4-methyl-1-oxa-3,8-diazaspiro(4.5)decan-2-one