InChI=1/C19H21N3O6S/c1-13-11-21(12-14(2)28-13)19(23)15-6-8-16(9-7-15)20-29(26,27)18-5-3-4-17(10-18)22(24)25/h3-10,13-14H,11-12H2,1-2H3,(H,20,23)/p-1/t13-,14-/m0/s1/fC19H20N3O6S/q-1 2CEF0286CFCBD9D1