InChI=1/C20H27N5O4/c1-20(2)17(27)25(19(29)24-20)12-14-8-6-13(7-9-14)11-22-18(28)23-15-5-3-4-10-21-16(15)26/h6-9,15H,3-5,10-12H2,1-2H3,(H,21,26)(H,24,29)(H2,22,23,28)/t15-/m1/s1/f/h21-24H FB05A183481CC48D