InChI=1/C20H18N4O2S/c1-12-9-10-16(13(2)11-12)19-23-24-20(26-19)27-14(3)17-21-22-18(25-17)15-7-5-4-6-8-15/h4-11,14H,1-3H3/t14-/m0/s1 093A6E9975D53AB6