Exploring N-Adamantyl-fentanyl. To explore a different substance…

N-Adamantyl-fentanyl
N-(Adamantan-1-yl)-N-[1-(2-phenylethyl)piperidin-4-yl]propanamide
 1693  C26H38N2O  394.593
 Fentanyl
 InChI=1S/C26H38N2O/c1-2-25(29)28(26-17-21-14-22(18-26)16-23(15-21)19-26)24-9-12-27(13-10-24)11-8-20-6-4-3-5-7-20/h3-7,21-24H,2,8-19H2,1H3
 WVHMYQYXDPBJIG-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 CCC(=O)N(C12CC3CC(C2)CC(C1)C3)C1CCN(CC1)CCc1ccccc1