Using ClCCN1CCCC1, COc1ccc2c(-c3ccc(O)cc3)csc2c1 to produce COc1ccc2c(-c3ccc(OCCN4CCCC4)cc3)csc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.