Using COC(=O)c1cc(C(C)(C)C)ccc1O, CCCC[N+](CCCC)(CCCC)CCCC to produce COC(=O)c1cc(C(C)(C)C)ccc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.