5-(anilinomethyl)-1-[(2-oxo-2-phenothiazin-10-ylethyl)amino]-3-phenyl-2-sulfanylidene-1,3-diazinane-4,6-dione

5-[(4-hydroxyanilino)methyl]-1-[(2-oxo-2-phenothiazin-10-ylethyl)amino]-3-phenyl-2-sulfanylidene-1,3-diazinane-4,6-dione

5-[(4-methoxyanilino)methyl]-1-[(2-oxo-2-phenothiazin-10-ylethyl)amino]-3-phenyl-2-sulfanylidene-1,3-diazinane-4,6-dione