APK c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(NCCCC[C@@H](C=O)N)O)O)O)N 5'-O-[(S)-{[(5S)-5-AMINO-6-OXOHEXYL]AMINO}(HYDROXY)PHOSPHORYL]ADENOSINE