InChI=1S/3C6H10O7/c7-1-2(8)6(12)13-4(1)3(9)5(10)11;7-1-2(8)4(5(10)11)13-6(12)3(1)9;7-1-2(8)3(9)4(10)5(11)6(12)13/h2*1-4,6-9,12H,(H,10,11);1-5,8-11H,(H,12,13)