InChI=1/C17H16N4O3S/c1-9-13(11-2-3-18-6-10(11)7-19-9)16-20-17(24-21-16)15-14-12(8-25-15)22-4-5-23-14/h7-8,18H,2-6H2,1H3/p+2/fC17H18N4O3S/h18-19H/q+2 1700E25295C709A2