InChI=1/C19H35N3O4S/c1-4-6-10-22(11-7-5-2)27(23,24)20-16-18(19-9-8-17(3)26-19)21-12-14-25-15-13-21/h8-9,18,20H,4-7,10-16H2,1-3H3/t18-/m1/s1 DEFFA9918428F463