Using CNCCN(C)CCCS(=O)(=O)N(Cc1ccccc1)C(=O)OC(C)(C)C to produce CNCCN(C)CCCS(=O)(=O)NC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.