InChI=1/C13H19N3O4S/c14-12-4-2-1-3-5-13(12)15-21(19,20)11-8-6-10(7-9-11)16(17)18/h6-9,12-13,15H,1-5,14H2/p+1/t12-,13+/m1/s1/fC13H20N3O4S/h14H/q+1 C3508FB9C34ABC7C