Using CC(C)(C)OC(=O)N1CCCC(CCO)(NC(=O)OCc2ccccc2)C1 to produce CC(C)(C)OC(=O)N1CCCC(N)(CCO)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.