User: I'm looking for the SMILES of a molecule that can be described by:
The molecule is a simplest member of the class of chromene in which the heterocyclic pyran ring has a double bond between positions 2 and 3. It is a chromene and an organic heterobicyclic compound. It is a tautomer of a 2H-chromene.
Assistant: This is a molecule that fits your description: C1=COc2ccccc2C1
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#}
C1=COc2ccccc2C1
4H-chromene
The molecule is a simplest member of the class of chromene in which the heterocyclic pyran ring has a double bond between positions 2 and 3. It is a chromene and an organic heterobicyclic compound. It is a tautomer of a 2H-chromene.