Exploring 3106. To explore a different substance…

N-[1-(2-Cyclopropyl-2-hydroxyethyl)-3-methylpiperidin-4-yl]-N-phenylpropanamide
 3106  C20H30N2O2  330.464
 Fentanyl
 InChI=1S/C20H30N2O2/c1-3-20(24)22(17-7-5-4-6-8-17)18-11-12-21(13-15(18)2)14-19(23)16-9-10-16/h4-8,15-16,18-19,23H,3,9-14H2,1-2H3
 IHSCQMIZJFLQJG-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 CCC(=O)N(C1CCN(CC1C)CC(C1CC1)O)c1ccccc1