Table 1. Docking energy of test compounds to chain A and chain D of NMDA receptor, with the agonist compounds as reference.

Compounds	Chain A Energy (kcal/mol)	Chain D Energy (kcal/mol)
DDBM	−63. 0 ± 2.8	−31.7 ± 5.0
HBPQ	−56.6 ± 4.6	−41.0 ± 6.3
*ACPC	−65.2 ± 3.7	—
**t-ACBD	—	−53.6 ± 2.8

^*Reference compound binds to chain A, 1-aminocyclopropane-1-carboxylic.

^**Reference compound binds to chain D, trans-1-aminocyclobutane-1,3-dicarboxylic acid.