Cyclopropylacetylfentanyl
2-Cyclopropyl-N-phenyl-N-[1-(2-phenylethyl)piperidin-4-yl]acetamide
 9536 C24H30N2O 362.508
 Fentanyl
 InChI=1S/C24H30N2O/c27-24(19-21-11-12-21)26(22-9-5-2-6-10-22)23-14-17-25(18-15-23)16-13-20-7-3-1-4-8-20/h1-10,21,23H,11-19H2
 YZIHFOIVZMMDOI-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 O=C(N(c1ccccc1)C1CCN(CC1)CCc1ccccc1)CC1CC1