Ethoxyacetylfentanyl
2-Ethoxy-N-phenyl-N-[1-(2-phenylethyl)piperidin-4-yl]acetamide
 1653  C23H30N2O2  366.497
 Fentanyl
 InChI=1S/C23H30N2O2/c1-2-27-19-23(26)25(21-11-7-4-8-12-21)22-14-17-24(18-15-22)16-13-20-9-5-3-6-10-20/h3-12,22H,2,13-19H2,1H3
 FBHHANTXGLSYKL-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 CCOCC(=O)N(c1ccccc1)C1CCN(CC1)CCc1ccccc1