InChI=1/C19H19N3O3S/c1-2-26-19-21-17-16(18(25)22-19)14(10-5-3-6-11(23)9-10)15-12(20-17)7-4-8-13(15)24/h3,5-6,9,14,23H,2,4,7-8H2,1H3,(H2,20,21,22,25)/t14-/m1/s1/f/h20-21H 1298F517A9681C51