Task: Please generate a molecule SMILES based on the text description below.
Description: The molecule is the nitrogen oxoanion formed by loss of a proton from nitrous acid. It has a role as a human metabolite. It is a nitrogen oxoanion, a member of reactive nitrogen species and a monovalent inorganic anion. It is a conjugate base of a nitrous acid.
Result: O=N[O-]
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: {description#}
Result: {SMILES#}
O=N[O-]
N(=O)[O-]
nitrite
The molecule is the nitrogen oxoanion formed by loss of a proton from nitrous acid. It has a role as a human metabolite. It is a nitrogen oxoanion, a member of reactive nitrogen species and a monovalent inorganic anion. It is a conjugate base of a nitrous acid.