6-(2-morpholin-4-ylethylamino)-4-[[4-(phenylmethyl)phenyl]amino]-1,7-naphthyridine-3-carbonitrile
6-(2-morpholinoethylamino)-4-[[4-(phenylmethyl)phenyl]amino]-1,7-naphthyridine-3-carbonitrile
4-[[4-(benzyl)phenyl]amino]-6-(2-morpholinoethylamino)-1,7-naphthyridine-3-carbonitrile