InChI=1/C20H31FN4O3/c1-15-13-25(14-16(2)28-15)12-6-11-24-20(27)23-10-5-9-22-19(26)17-7-3-4-8-18(17)21/h3-4,7-8,15-16H,5-6,9-14H2,1-2H3,(H,22,26)(H2,23,24,27)/t15-,16+/f/h22-24H 181E7FA16A65E6BD