1,9-Dihydro-2-((4-butylphenyl)amino)-6H-purine-6-thione 104715-68-6 2-(p-n-Butylphenyl)-6-thioguanine 6H-Purine-6-thione, 1,9-dihydro-2-((4-butylphenyl)amino)- BRN 5581980