1,9-Dihydro-2-((4-butylphenyl)amino)-9-((2-hydroxyethoxy)methyl)-6H-purine-6-one 104715-80-2 6H-Purin-6-one, 1,9-dihydro-2-((4-butylphenyl)amino)-9-((2-hydroxyethoxy)methyl)- BRN 5642505 N(sup 2)-(p-n-Butylphenyl)-9-((2-hydroxyethoxy)methyl)guanine