CC1=CCC[C@@H]2[C@@](C)(CC/C(C)=C/Cn3c(=O)n(C)c4ncnc(N)c43)[C@H](C)CC[C@@]12C 7-[(E)-5-[(1S,2R,4aR,8aR)-1,2,4a,5-tetramethyl-2,3,4,7,8,8a-hexahydronaphthalen-1-yl]-3-methylpent-2-enyl]-6-amino-9-methylpurin-8-one