InChI=1/C18H20N2O6S2/c1-13-3-4-14(20-7-2-10-27(20,21)22)11-16(13)19-28(23,24)15-5-6-17-18(12-15)26-9-8-25-17/h3-6,11-12,19H,2,7-10H2,1H3 BDA8BB97F4089634