InChI=1/C20H22N4O3S/c1-13(15-7-6-8-16(11-15)24(26)27)21-19(25)12-23(3)14(2)20-22-17-9-4-5-10-18(17)28-20/h4-11,13-14H,12H2,1-3H3,(H,21,25)/t13-,14+/m1/s1/f/h21H A498F0763530D96E