InChI=1S/C19H26N2O5S/c1-3-25-17-6-4-5-7-18(17)26-11-10-21-14(2)12-15-8-9-16(22)19(13-15)27(20,23)24/h4-9,13-14,21-22H,3,10-12H2,1-2H3,(H2,20,23,24)/t14-/m1/s1