InChI=1/C19H21N3O5/c1-11-4-6-15(9-16(11)22(24)25)21-19(23)13(3)20-12(2)14-5-7-17-18(8-14)27-10-26-17/h4-9,12-13,20H,10H2,1-3H3,(H,21,23)/p+1/t12-,13+/m0/s1/fC19H22N3O5/h20-21H/q+1 1C09C4E2DD45C25E