N-{3,5-Dimethyl-1-[2-(1H-pyrazol-1-yl)ethyl]piperidin-4-yl}-2-methoxy-N-phenylacetamide
 1608 ·  C21H30N4O2 ·  370.489
 Fentanyl
 InChI=1S/C21H30N4O2/c1-17-14-23(12-13-24-11-7-10-22-24)15-18(2)21(17)25(20(26)16-27-3)19-8-5-4-6-9-19/h4-11,17-18,21H,12-16H2,1-3H3
 XCMAVGFGDFOKRS-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 COCC(=O)N(C1C(C)CN(CC1C)CCn1cccn1)c1ccccc1