InChI=1/C24H31N3O4/c1-2-3-13-31-22-12-5-4-11-21(22)25-17-23(28)27-19-9-6-8-18(15-19)24(29)26-16-20-10-7-14-30-20/h4-6,8-9,11-12,15,20,25H,2-3,7,10,13-14,16-17H2,1H3,(H,26,29)(H,27,28)/t20-/m1/s1/f/h26-27H 7470331D23E5CDE4