N-(2-Fluorophenyl)-N-{1-[2-(4-methoxyphenyl)ethyl]piperidin-4-yl}propanamide
 8486  C23H29FN2O2  384.487
 Fentanyl
 InChI=1S/C23H29FN2O2/c1-3-23(27)26(22-7-5-4-6-21(22)24)19-13-16-25(17-14-19)15-12-18-8-10-20(28-2)11-9-18/h4-11,19H,3,12-17H2,1-2H3
 UZRPWSOJJPIXFB-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 CCC(=O)N(c1ccccc1F)C1CCN(CC1)CCc1ccc(cc1)OC