InChI=1/C21H27N3O5/c1-2-3-12-29-21(28)15-4-6-16(7-5-15)24-18(25)13-17(20(24)27)23-10-8-14(9-11-23)19(22)26/h4-7,14,17H,2-3,8-13H2,1H3,(H2,22,26)/p+1/t17-/m1/s1/fC21H28N3O5/h23H,22H2/q+1 40AC6D2EF1DF8DCE