130368-81-9 6H-Purin-6-one, 2-amino-9-[3,3-bis(hydroxymethyl)cyclobutyl]-1,9-dihydro- 9-[3,3-bis(Hydroxymethyl)cyclobutyl]guanine AIDS-002097 AIDS002097 [9-bis-(3,3-CH2OH)-cBu]G