78995-14-9 BETA-HYDROXY-3-METHYLFENTANYL DEA No. 9831 F 7302 N-(1-(2-Hydroxy-1-methyl-2-phenylethyl)-3-methyl-4-piperidinyl)-N-phenylpropanamide N-(1-(2-Hydroxy-2-phenethyl)-3-methyl-4-piperidinyl)-N-phenylpropanamide Ohmefentanyl Propanamide, N-(1-(2-hydroxy-1-methyl-2-phenylethyl)-3-methyl-4-piperidinyl)-N-phenyl-