10H-phenothiazine, 3,7-dibromo-10-(4-bromophenyl)- 3,7-dibromo-10-(4-bromophenyl)-10H-phenothiazine InChI=1/C18H10Br3NS/c19-11-1-5-14(6-2-11)22-15-7-3-12(20)9-17(15)23-18-10-13(21)4-8-16(18)22/h1-10