Using COC(=O)c1ccc(/C=C/C(=O)N2Cc3c([nH]c4ccccc4c3=O)C2c2ccc3c(c2)OCO3)cc1 to produce O=C(O)c1ccc(/C=C/C(=O)N2Cc3c([nH]c4ccccc4c3=O)C2c2ccc3c(c2)OCO3)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.