Green and purple smoke
1-(methylamino)anthraquinone/1,4-diamino-2,3-dihydroanthraquinone or 1-hydroxy-4-(4-methylanilino)anthracene-9,10-dione & 1,4-bis(4-methylanilino)anthracene-9,10-dione or 2,2'-bis(2,3-dihydro-3-oxoindolyliden)/bis[4-(dimethylamino)phenyl]methaniminium chloride over C12H22O11/KClO4