10H-phenothiazine, 2-chloro-10-(4-methoxyphenyl)- 2-chloro-10-(4-methoxyphenyl)-10H-phenothiazine InChI=1/C19H14ClNOS/c1-22-15-9-7-14(8-10-15)21-16-4-2-3-5-18(16)23-19-11-6-13(20)12-17(19)21/h2-12H,1H