InChI=1/C14H19NO6/c1-5-20-13(18)9-7(3)15-8(4)10(11(9)12(16)17)14(19)21-6-2/h11,18H,5-6H2,1-4H3,(H,16,17)/p-2/b13-9+/t11-/m1/s1/fC14H17NO6/h18h/q-2 48DCAD203BE24FDB