InChI=1/C19H25N3O4/c1-18(2)9-12(10-19(3,4)21-18)22-15(23)13-7-6-11(16(24)26-5)8-14(13)20-17(22)25/h6-8,12,21H,9-10H2,1-5H3,(H,20,25)/p+1/fC19H26N3O4/h20-21H/q+1 93B056D2CA479558