1H-Purin-6-amine, N-((4-nitrophenyl)methyl)- 5-26-16-00155 (Beilstein Handbook Reference) 5134-49-6 BRN 1020645 CCRIS 5381 N(sup 6)-(p-Nitrobenzyl)adenine N-((4-Nitrophenyl)methyl)-1H-purin-6-amine N6-(p-Nitrobenzyl)adenine