InChI=1/C14H20N2O5/c1-9(2)15-8-12(14(18)21-3)13(17)10-4-6-11(7-5-10)16(19)20/h4-7,9,12-13,15,17H,8H2,1-3H3/p+1/t12-,13-/m0/s1/fC14H21N2O5/h15H/q+1 58E8E616656D4D43