InChI=1/C19H17N3O5S/c23-16(27-14-6-1-2-7-14)9-21-11-20-18-17(19(21)24)15(10-28-18)12-4-3-5-13(8-12)22(25)26/h3-5,8,10-11,14H,1-2,6-7,9H2 890CC928351A2E0C