InChI=1S/C17H20N6O3S/c18-27(24,25)14-8-6-12(7-9-14)21-15-10-16(22-17-19-11-20-23(15)17)26-13-4-2-1-3-5-13/h6-11,13,21H,1-5H2,(H2,18,24,25)