InChI=1/C18H21N3O4/c19-9-13-2-1-7-21(13)18(22)15-5-3-12(20-15)10-23-14-4-6-16-17(8-14)25-11-24-16/h4,6,8,12-13,15,20H,1-3,5,7,10-11H2/p+1/t12-,13+,15+/m1/s1/fC18H22N3O4/h20H/q+1 6D3A05D8CAAC9C56