User: I'm looking for the SMILES of a molecule that can be described as:
The molecule is a member of the class of ureas that is urea substituted by methyl groups at positions 1 and 3.
Assistant: This is a molecule that fits this description: CNC(=O)NC
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that can be described {#by|as!}:
{description#}
Assistant: This is a molecule that fits {#your|this!} description: {SMILES#}
CNC(=O)NC
1,3-dimethylurea
The molecule is a member of the class of ureas that is urea substituted by methyl groups at positions 1 and 3.