InChI=1/C19H23N3O8/c1-18(2)27-12-13(28-18)15-17(30-19(3,4)29-15)26-14(12)16(23)21-20-9-10-5-7-11(8-6-10)22(24)25/h5-9,12-15,17H,1-4H3,(H,21,23)/b20-9+/t12-,13+,14+,15+,17-/m0/s1/f/h21H BC0EF80237348CE4