InChI=1S/C16H23N3O7/c1-8(13(19)16(24)25-7-12(18)14(21)22)26-15(23)11(17)6-9-2-4-10(20)5-3-9/h2-5,8,11-13,20H,6-7,17-19H2,1H3,(H,21,22)