InChI=1/C16H17NO6/c1-7(18)8-4-10-11(23-6-22-10)5-9(8)17-14(19)12-13(15(20)21)16(12,2)3/h4-5,12-13H,6H2,1-3H3,(H,17,19)(H,20,21)/p-1/t12-,13-/m0/s1/fC16H16NO6/h17H/q-1 BDE3F544CEF44AFF