Fluoropentyl-norcarfentanil
Methyl 1-(5-fluoropentyl)-4-[phenyl(propanoyl)amino]piperidine-4-carboxylate
 3124 ·  C21H31FN2O3 ·  378.481
 Fentanyl
 InChI=1S/C21H31FN2O3/c1-3-19(25)24(18-10-6-4-7-11-18)21(20(26)27-2)12-16-23(17-13-21)15-9-5-8-14-22/h4,6-7,10-11H,3,5,8-9,12-17H2,1-2H3
 GOHUCAAMBKDPBP-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 FCCCCCN1CCC(CC1)(C(=O)OC)N(c1ccccc1)C(=O)CC