InChI=1/C20H28N2O4S/c1-2-7-15-10-6-11-16(20(26)22(15)13-18(23)24)21-19(25)17(27)12-14-8-4-3-5-9-14/h3-5,8-9,15-17,27H,2,6-7,10-13H2,1H3,(H,21,25)(H,23,24)/p-2/t15-,16-,17-/m0/s1/fC20H26N2O4S/h27h,21H/q-2 F2E8E10A3E0D2401