User: I'm searching for the SMILES of a molecule that is not toxic in the NR-ER assay?
Assistant: This is a molecule that is not toxic in the NR-ER assay: COC(=O)c1c(C(F)F)nc(C(F)(F)F)c(C2=NCCS2)c1CC(C)C
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that is {toxicity_NR-ER#not &NULL}{toxicity_NR-ER__names__adjective}?
Assistant: This is a molecule that is {toxicity_NR-ER#not &NULL}{toxicity_NR-ER__names__adjective}: {SMILES#}