InChI=1/C15H17N3O4S/c1-9(19)10-5-6-11(23-10)12(20)17-18-13(21)15(16-14(18)22)7-3-2-4-8-15/h5-6H,2-4,7-8H2,1H3,(H,16,22)(H,17,20)/f/h16-17H D6DFDE1FE0D58C19