InChI=1S/C14H21NO8/c1-6(8(16)7-4-2-3-5-15-7)22-14-11(19)9(17)10(18)12(23-14)13(20)21/h4,6,9-12,14-15,17-19H,2-3,5H2,1H3,(H,20,21)