4-Fluorofentanyl
N-[4-Fluoro-1-(2-phenylethyl)piperidin-4-yl]-N-phenylpropanamide
 1688 ·  C22H27FN2O ·  354.461
 Fentanyl
 InChI=1S/C22H27FN2O/c1-2-21(26)25(20-11-7-4-8-12-20)22(23)14-17-24(18-15-22)16-13-19-9-5-3-6-10-19/h3-12H,2,13-18H2,1H3
 NXTKGLDHYLETJD-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 CCC(=O)N(C1(F)CCN(CC1)CCc1ccccc1)c1ccccc1