InChI=1S/C19H18N4O3S/c1-10(24)12-4-5-15(26-2)17(18(12)25)13-7-14(13)22-19(27)23-16-6-3-11(8-20)9-21-16/h3-6,9,13-14,25H,7H2,1-2H3,(H2,21,22,23,27)/t13-,14+/m0/s1