3′-4′-Dichloro-3″-fluorofentanyl
N-(3,4-Dichlorophenyl)-N-{1-[2-(3-fluorophenyl)ethyl]piperidin-4-yl}propanamide
 1616 ·  C22H25Cl2FN2O ·  423.351
 Fentanyl
 InChI=1S/C22H25Cl2FN2O/c1-2-22(28)27(19-6-7-20(23)21(24)15-19)18-9-12-26(13-10-18)11-8-16-4-3-5-17(25)14-16/h3-7,14-15,18H,2,8-13H2,1H3
 ZXOGKUBHZVORAQ-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 CCC(=O)N(c1ccc(c(c1)Cl)Cl)C1CCN(CC1)CCc1cccc(c1)F