Exploring 3104. To explore a different substance…

N-{1-[2-Hydroxy-2-(pyridin-4-yl)ethyl]-3-methylpiperidin-4-yl}-N-phenylpropanamide
 3104  C22H29N3O2  367.485
 Fentanyl
 InChI=1S/C22H29N3O2/c1-3-22(27)25(19-7-5-4-6-8-19)20-11-14-24(15-17(20)2)16-21(26)18-9-12-23-13-10-18/h4-10,12-13,17,20-21,26H,3,11,14-16H2,1-2H3
 DOGBZLCDFRKEAO-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 CCC(=O)N(C1CCN(CC1C)CC(c1ccncc1)O)c1ccccc1