InChI=1S/C18H25N3O7S/c19-12(18(27)28)6-7-15(23)21-13(17(26)20-8-16(24)25)10-29-14(9-22)11-4-2-1-3-5-11/h1-5,12-14,22H,6-10,19H2,(H,20,26)(H,21,23)(H,24,25)(H,27,28)