3-Hydroxypropanoyl carfentanil
Methyl 4-[(3-hydroxypropanoyl)(phenyl)amino]-1-(2-phenylethyl)piperidine-4-carboxylate
 8367  C24H30N2O4  410.506
 Fentanyl
 InChI=1S/C24H30N2O4/c1-30-23(29)24(26(22(28)13-19-27)21-10-6-3-7-11-21)14-17-25(18-15-24)16-12-20-8-4-2-5-9-20/h2-11,27H,12-19H2,1H3
 UPLPXDPQOUENFQ-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 OCCC(=O)N(C1(CCN(CC1)CCc1ccccc1)C(=O)OC)c1ccccc1