Using CC(=O)O, CN1CCC(Nc2cccc(NC(=O)OC(C)(C)C)c2)CC1 to produce CN1CCC(N(C)c2cccc(NC(=O)OC(C)(C)C)c2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.