InChI=1/C22H18N2O5S/c1-12-8-13(2)20-16(9-12)24(10-18(25)28-3)22(30-20)23-21(27)15-11-29-17-7-5-4-6-14(17)19(15)26/h4-9,11H,10H2,1-3H3 1AFA869D403F512E