NIR BLACK 78

3,3-Bis[2-[4-(dimethylamino)phenyl]-2-(4-methoxyphenyl)vinyl]-4,5,6,7-tetrachlorophthalide

4,5,6,7-Tetrachloro-3,3-bis[2-[4-(dimethylamino)phenyl]-2-(4-methoxyphenyl)ethenyl]-1(3H)-isobenzofuranone