InChI=1/C19H18N2OS/c1-13(14-7-3-2-4-8-14)21-11-16-18(22)15-9-5-6-10-17(15)23-19(16)20-12-21/h2-10,13,20H,11-12H2,1H3/t13-/m0/s1 1C05E24F776A558E