Task: Please create a SMILES based on the description.
Description: A molecule that is not Ames mutagenic.
Result: CC(=O)Nc1ccc2ccccc2n1
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: A molecule that is {mutagenic#not &NULL}{mutagenic__names__adjective}.
Result: {SMILES#}