2 [2 (2 chloro 6 methylaminopurin 9 yl)ethyl]propane 1,3 bisoxy(diammoniumphosphate) 2 2 [2 (6 methylaminopurin 9 yl)ethyl]propane 1,3 bisoxy(diammoniumphosphate) 2 Adenine 2 Deoxyadenosines 2 Diphosphonates 2 Erythrocytes 2 Inositol Phosphates 2 Phosphoric Acid Esters 2 Receptors, Purinergic P2 2 Structure-Activity Relationship 2 Turkey 2 animal cell 2 article 2 cis isomer 2 controlled study 2 deoxyadenosine derivative 2 drug potency 2 drug receptor binding 2 drug structure 2 drug synthesis 2 enzyme activation 2 ethylene derivative 2 ganciclovir 2 nonhuman 2 phospholipase C 2 purine P2Y receptor 2 purinergic receptor blocking agent 2 reaction analysis 2 receptor blocking 2 receptor subtype 2