InChI=1/C21H27N3O5/c1-5-29-17-9-6-15(7-10-17)13-24(2)14-20(25)22-23-21(26)16-8-11-18(27-3)19(12-16)28-4/h6-12H,5,13-14H2,1-4H3,(H,22,25)(H,23,26)/p+1/fC21H28N3O5/h22-24H/q+1 90470ADE2F5A4CEB