InChI=1S/C15H25NO13/c1-3(12(21)22)27-10-5(16)14(25)28-4(6(10)17)2-26-15-9(20)7(18)8(19)11(29-15)13(23)24/h3-11,14-15,17-20,25H,2,16H2,1H3,(H,21,22)(H,23,24)