1 7QD (2s)-2-hydroxy-4-oxobutane-1,2,4-tricarboxylic acid 1.000 2 0GY (1e,3z)-4-hydroxybuta-1,3-diene-1,2,4-tricarboxylic acid 0.933 3 HCA 3-hydroxy-3-carboxy-adipic acid 0.933 4 HJ7 (2z)-4-oxobut-2-ene-1,2,4-tricarboxylic acid 0.933 5 NQM (1e)-4-oxobut-1-ene-1,2,4-tricarboxylic acid 0.933 6 HCT (2r)-butane-1,2,4-tricarboxylic acid 0.867 7 48Y (1r,2s)-1-hydroxybutane-1,2,4-tricarboxylic acid 0.812 8 5UK 2-imino,3-carboxy,5-oxo,6-hydroxy hexanoic acid 0.812 9 XQB 2-imino,3-carboxy,5-hydroxy,6-oxo hexanoic acid 0.812 10 IOW (2~{S})-2-methyl-2-oxidanyl-4-oxidanylidene-pentanedioic acid 0.800 11 QVT 4-ethyl-2-oxoglutarate 0.800 12 1UC (2e)-2-amino-3-[(1e)-3-oxoprop-1-en-1-yl]but-2-enedioic acid 0.750 13 2FO (2z,3z)-2-[(2z)-3-hydroxyprop-2-en-1-ylidene]-3-iminobutanedioic acid 0.750 14 CIT Citric acid 0.750 15 DXG 4-deoxyglucarate 0.750 16 FLC Citrate anion 0.750 17 GLR 2,3-dihydroxy-5-oxo-hexanedioate 0.750 18 QW2 (4~{S})-2-oxidanylidene-4-propyl-pentanedioic acid 0.750 19 DHD 2,4-dioxo-pentanedioic acid 0.733 20 IO9 (2~{R})-2-oxidanyl-4-oxidanylidene-pentanedioic acid 0.733 21 OOG 2-oxoadipic acid 0.733 22 7A2 3-C-carboxy-2-deoxy-L-threo-pentaric acid 0.706 23 7A3 3-C-carboxy-2-deoxy-D-erythro-pentaric acid 0.706 24 GAE D-galactaric acid 0.706 25 GKR D-glucarate 0.706 26 LGT L-glucaric acid 0.706