β-Hydroxy-sufentanil
N-{1-[2-Hydroxy-2-(thiophen-2-yl)ethyl]-4-(methoxymethyl)piperidin-4-yl}-N-phenylpropanamide
 3101  C22H30N2O3S  402.55
 Fentanyl
 InChI=1S/C22H30N2O3S/c1-3-21(26)24(18-8-5-4-6-9-18)22(17-27-2)11-13-23(14-12-22)16-19(25)20-10-7-15-28-20/h4-10,15,19,25H,3,11-14,16-17H2,1-2H3
 LAAQBWCPQOZHMW-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 COCC1(CCN(CC1)CC(c1cccs1)O)N(c1ccccc1)C(=O)CC