Using CC(=O)c1cc2c(cc1NC(=O)c1cccc3ccccc13)OCO2 to produce O=C1CC(c2cccc3ccccc23)=Nc2cc3c(cc21)OCO3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.