Using CCOC(=O)/C(=C/c1ccc(OCc2nc(-c3ccccc3C)oc2C)cc1C)OCC to produce CCO/C(=C\c1ccc(OCc2nc(-c3ccccc3C)oc2C)cc1C)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.