InChI=1S/C19H25NO10/c20-6-11(9-4-2-1-3-5-9)29-19-17(26)15(24)14(23)12(30-19)8-28-18-16(25)13(22)10(21)7-27-18/h1-5,10-19,21-26H,7-8H2