InChI=1/C13H15NO6/c15-10-4-8(9(14(17)18)5-11(10)16)7-1-2-12-13(3-7)20-6-19-12/h1-3,8-11,15-16H,4-6H2/t8-,9+,10+,11-/m1/s1 2F49DC3E2907F6BC