5'-O-[(R)-hydroxy{[(R)-hydroxy(phosphonooxy)phosphoryl]amino}phosphoryl]thymidine, DNA (5'-D(*CP*CP*GP*AP*CP*(A38) P*TP*CP*GP*CP*AP*TP*CP*AP*GP*C)-3'), DNA (5'-D(*GP*CP*TP*GP*AP*TP*GP*CP*GP*A)-3'), ...
2'-deoxy-5'-O-[(R)-hydroxy{[(R)-hydroxy(phosphonooxy)phosphoryl]amino}phosphoryl]guanosine, DNA (5'-D(*CP*CP*GP*AP*CP*(A38) P*TP*CP*GP*CP*AP*TP*CP*AP*GP*C)-3'), DNA (5'-D(*GP*CP*TP*GP*AP*TP*GP*CP*GP*A)-3'), ...