InChI=1/C20H21F3N2O4/c1-2-29-19(26)17-15(12-6-4-3-5-7-12)18(25(27)28)16(24-17)13-8-10-14(11-9-13)20(21,22)23/h3-11,15-19,24,26H,2H2,1H3/t15-,16+,17+,18+,19-/m1/s1 A06C2BFF872784A8