Task: Please answer the following question about the molecule with SMILES COc1ccc2c(c1)c(CC(=O)O)c(C)n2C(=O)c1ccc(Cl)cc1.
Description: What is the molecular formula of this compound, including any salt that it may have?
Result: C19H16ClNO4
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
COc1ccc2c(c1)c(CC(=O)O)c(C)n2C(=O)c1ccc(Cl)cc1
COc1ccc2c(c1)c(CC(=O)O)c(C)n2C(=O)c1ccc(Cl)cc1
2-[1-(4-chlorobenzoyl)-5-methoxy-2-methylindol-3-yl]acetic acid
What is the molecular formula of this compound, including any salt that it may have?