754171-11-4

3H-Indolium,1-[2-(2-chloro-10H-phenothiazin-10-yl)-2-oxoethyl]-2-[5-[1-[2-(2-chloro-10H-phenothiazin-10-yl)-2-oxoethyl]-1,3-dihydro-3,3-dimethyl-2H-indol-2-ylidene]-1,3-pentadienyl]-3,3-dimethyl-