Task: Please give me a SMILES based on the text description below.
Description: The molecule is an organic anion resulting from the deprotonation of the carbamic acid group of 1-carboxybiuret. It is a conjugate base of a 1-carboxybiuret.
Result: NC(=O)NC(=O)NC(=O)[O-]
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: {description#}
Result: {SMILES#}
NC(=O)NC(=O)NC(=O)[O-]
N-(carbamoylcarbamoyl)carbamate
The molecule is an organic anion resulting from the deprotonation of the carbamic acid group of 1-carboxybiuret. It is a conjugate base of a 1-carboxybiuret.