InChI=1/C20H25N3O5/c1-3-15-7-4-5-10-19(15)21-20(25)13-22(2)12-17(24)14-28-18-9-6-8-16(11-18)23(26)27/h4-11,17,24H,3,12-14H2,1-2H3,(H,21,25)/p+1/t17-/m1/s1/fC20H26N3O5/h21-22H/q+1 50BF8CD64C2F5469