InChI=1S/C18H22N6O3S/c19-28(25,26)15-8-6-14(7-9-15)22-16-10-17(23-18-20-12-21-24(16)18)27-11-13-4-2-1-3-5-13/h6-10,12-13,22H,1-5,11H2,(H2,19,25,26)