InChI=1/C20H28N4O3/c1-2-3-4-8-15(13-23(27)14-25)20(26)24-12-7-11-18(24)19-21-16-9-5-6-10-17(16)22-19/h5-6,9-10,14-15,18,27H,2-4,7-8,11-13H2,1H3,(H,21,22)/t15-,18+/m1/s1/f/h21H F8C8F7F276454557