InChI=1/C23H31N3O3/c1-18-10-6-7-13-20(18)21(25-23(24)28)16-22(27)26(14-8-9-15-29-2)17-19-11-4-3-5-12-19/h3-7,10-13,21H,8-9,14-17H2,1-2H3,(H3,24,25,28)/t21-/m1/s1/f/h25H,24H2 57E494046FA3E854