Fentanyl
N-Phenyl-N-[1-(2-phenylethyl)piperidin-4-yl]propanamide
 10715 ·  C22H28N2O ·  336.471
 Fentanyl
 InChI=1S/C22H28N2O/c1-2-22(25)24(20-11-7-4-8-12-20)21-14-17-23(18-15-21)16-13-19-9-5-3-6-10-19/h3-12,21H,2,13-18H2,1H3
 PJMPHNIQZUBGLI-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 CCC(=O)N(c1ccccc1)C1CCN(CC1)CCc1ccccc1