InChI=1/C15H15N3O3S/c16-15-17(12-3-1-2-4-14(12)22-15)9-13(19)10-5-7-11(8-6-10)18(20)21/h5-8,16H,1-4,9H2/p+1/fC15H16N3O3S/h16H/q+1 D789E0126576CF7B