4-imidazolidinone, 5-(4-methoxyphenyl)-1-phenyl-2-thioxo- 5-(4-methoxyphenyl)-1-phenyl-2-thioxoimidazolidin-4-one InChI=1/C16H14N2O2S/c1-20-13-9-7-11(8-10-13)14-15(19)17-16(21)18(14)12-5-3-2-4-6-12/h2-10,14H,1H3,(H,17,19,21