1,3,6,8-tetramethyl-2,7-naphthyridine 2,7-naphthyridine, 1,3,6,8-tetramethyl- 88300-52-1 InChI=1/C12H14N2/c1-7-5-11-6-8(2)14-10(4)12(11)9(3)13-7/h5-6H,1-4H