1-Methyl-1H-imidazo(4,5-b)(1,8)naphthyridin-2-amine 1-Methylimidazo(4,5-b)(1,8)naphthyridin-2-amine 166664-83-1 1H-Imidazo(4,5-b)(1,8)naphthyridin-2-amine, 1-methyl- CCRIS 5801