N-Phenyl-N-[1-(2-phenylethyl)piperidin-4-yl]pyrrolidine-1-carboxamide
 7489  C24H31N3O  377.522
 Fentanyl
 InChI=1S/C24H31N3O/c28-24(26-16-7-8-17-26)27(22-11-5-2-6-12-22)23-14-19-25(20-15-23)18-13-21-9-3-1-4-10-21/h1-6,9-12,23H,7-8,13-20H2
 SOISLJRZKVIUMF-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 O=C(N(c1ccccc1)C1CCN(CC1)CCc1ccccc1)N1CCCC1