InChI=1/C19H25N3O5/c1-2-27-19(24)15-6-3-9-20(12-15)13-18(23)21-10-4-5-14-11-16(22(25)26)7-8-17(14)21/h7-8,11,15H,2-6,9-10,12-13H2,1H3/p+1/t15-/m1/s1/fC19H26N3O5/h20H/q+1 B72E1D654306C594