Using CCCCc1cc(OC2CCN(CCCN(C(=O)[O-])C(C)(C)C)CC2)c2ncccc2c1 to produce CCCCc1cc(OC2CCN(CCCN)CC2)c2ncccc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.