Using COc1ccc(-c2ccc(C)nc2-c2ccc(OCCN3CCOCC3)cc2)cc1 to produce Cc1ccc(-c2ccc(O)cc2)c(-c2ccc(OCCN3CCOCC3)cc2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.