InChI=1/C20H21FN4O4/c1-11-6-14-15(24-11)4-5-16(18(14)21)29-20-19-12(2)17(7-25(19)23-10-22-20)28-9-13(26)8-27-3/h4-7,10,13,24,26H,8-9H2,1-3H3/t13-/m1/s1 A98736839CD39986