Using C=CC=CNC(=O)OCc1ccccc1, O=C1C=CC(=O)c2ccccc21 to produce O=C(Nc1cccc2c1C(=O)c1ccccc1C2=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.