InChI=1/C20H27N3O4/c1-20(2)16(17(20)19(26)27)18(25)22-14-8-6-13(7-9-14)21-15(24)12-23-10-4-3-5-11-23/h6-9,16-17H,3-5,10-12H2,1-2H3,(H,21,24)(H,22,25)(H,26,27)/t16-,17+/m0/s1/f/h21-23H CF789681DEEDA908