User: I'm searching for the SMILES of a molecule that is not carcinogenic?
Assistant: This is a molecule that is not carcinogenic: O=C1OC2(c3cc(Br)c(O)cc3Oc3c2cc(Br)c(O)c3[Hg]O)c2ccccc21
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that is {carcinogen#not &NULL}{carcinogen__names__adjective}?
Assistant: This is a molecule that is {carcinogen#not &NULL}{carcinogen__names__adjective}: {SMILES#}