α,3-Dimethylfentanyl
N-[3-Methyl-1-(1-phenylpropan-2-yl)piperidin-4-yl]-N-phenylpropanamide
 1702  C24H32N2O  364.524
 Fentanyl
 InChI=1S/C24H32N2O/c1-4-24(27)26(22-13-9-6-10-14-22)23-15-16-25(18-19(23)2)20(3)17-21-11-7-5-8-12-21/h5-14,19-20,23H,4,15-18H2,1-3H3
 AIQRMKYTAFSPLA-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 CCC(=O)N(C1CCN(CC1C)C(Cc1ccccc1)C)c1ccccc1