InChI=1S/C16H17N3O7S/c1-16(15(25)26)10(14(23)24)19-12(22)9(13(19)27-16)18-11(21)8(17)6-2-4-7(20)5-3-6/h2-5,8-10,13,20H,17H2,1H3,(H,18,21)(H,23,24)(H,25,26)/t8-,9-,10+,13-,16?/m1/s1