Gravar-mail: 14-Hy­droxy-11-[(E)-4-meth­oxy­benzyl­idene]-8-(4-meth­oxy­phen­yl)-5-thia-3,13-diaza­hepta­cyclo­[13.7.1.1(9,13).0(2,9).0(2,14).0(3,7).0(19,23)]tetra­cosa-1(22),15(23),16,18,20-pentaen-10-one