InChI=1/C20H26N2O4S/c23-18(17(27)12-13-6-2-1-3-7-13)21-15-10-4-8-14-9-5-11-16(20(25)26)22(14)19(15)24/h1-3,6-7,14-17,27H,4-5,8-12H2,(H,21,23)(H,25,26)/p-1/t14-,15-,16-,17-/m0/s1/fC20H25N2O4S/h21H/q-1 6E93530A1C4B19F3