2-[[6-amino-2-(4-butylanilino)purin-9-yl]methoxy]ethanol,hydrate

(2R,3S,5S)-5-[2-(4-butylanilino)-6-chloropurin-9-yl]-2-(hydroxymethyl)oxolan-3-ol

2-[[2-(4-butylanilino)-6-methoxypurin-9-yl]methoxy]ethanol,hydrate

2-(4-butylanilino)-9-(2-hydroxyethoxymethyl)-3H-purin-6-one

2-(3-ethyl-4-methylanilino)-3,7-dihydropurin-6-one