Exploring (ethylene) Fentanyl. To explore a different substance…

(ethylene) Fentanyl
N-(2-Phenylethyl)-N-[1-(2-phenylethyl)piperidin-4-yl]propanamide
 11899  C24H32N2O  364.524
 Fentanyl
 InChI=1S/C24H32N2O/c1-2-24(27)26(20-14-22-11-7-4-8-12-22)23-15-18-25(19-16-23)17-13-21-9-5-3-6-10-21/h3-12,23H,2,13-20H2,1H3
 QANKPCFFLUNJJN-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 CCC(=O)N(C1CCN(CC1)CCc1ccccc1)CCc1ccccc1