InChI=1/C18H23N3O4/c22-17(19-12-6-8-21(9-7-12)13-4-5-13)18(23)20-14-2-1-3-15-16(14)25-11-10-24-15/h1-3,12-13H,4-11H2,(H,19,22)(H,20,23)/p+1/fC18H24N3O4/h19-21H/q+1 389C0C9E73CED8EA