InChI=1/C19H15NO5S/c1-12-8-14(25-20-12)10-26-18-5-3-2-4-15(18)19(21)24-13-6-7-16-17(9-13)23-11-22-16/h2-9H,10-11H2,1H3 6307801AC727A4E2