InChI=1S/C19H26F4N4O4S/c20-14-3-1-13(2-4-14)16(19(21,22)23)25-15(17(28)26-18(12-24)5-6-18)11-32(29,30)27-7-9-31-10-8-27/h1-4,15-16,25H,5-12,24H2,(H,26,28)/t15-,16-/m0/s1