InChI=1S/C19H31N3O7S/c1-2-3-4-5-6-13(9-10-23)30-12-15(18(27)21-11-17(25)26)22-16(24)8-7-14(20)19(28)29/h3-4,10,13-15H,2,5-9,11-12,20H2,1H3,(H,21,27)(H,22,24)(H,25,26)(H,28,29)/b4-3-