InChI=1/C15H23NO4S/c1-10-7-13(20-11-5-6-19-9-11)12(15(2,3)4)8-14(10)21(16,17)18/h7-8,11H,5-6,9H2,1-4H3,(H2,16,17,18)/t11-/m1/s1/f/h16H2 4572829190D6A82F