Task: Please create a molecule SMILES based on the text description below.
Description: The molecule is a tricarboxylic acid anion obtained by removal of two protons from ethylenediaminetriacetic acid. It is a conjugate base of an ethylenediaminetriacetic acid.
Result: O=C([O-])CNCC[NH+](CC(=O)[O-])CC(=O)[O-]
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: {description#}
Result: {SMILES#}
O=C([O-])CNCC[NH+](CC(=O)[O-])CC(=O)[O-]
2-[2-[bis(carboxylatomethyl)azaniumyl]ethylamino]acetate
The molecule is a tricarboxylic acid anion obtained by removal of two protons from ethylenediaminetriacetic acid. It is a conjugate base of an ethylenediaminetriacetic acid.