Despropionyl-4-bromofentanyl
N-(4-Bromophenyl)-1-(2-phenylethyl)piperidin-4-amine
 6997  C19H23BrN2  359.303
 Fentanyl
 InChI=1S/C19H23BrN2/c20-17-6-8-18(9-7-17)21-19-11-14-22(15-12-19)13-10-16-4-2-1-3-5-16/h1-9,19,21H,10-15H2
 PHWAYZMUFKPAIM-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 Brc1ccc(cc1)NC1CCN(CC1)CCc1ccccc1