Using CC#CCC(C=O)NC(=O)OC(C)(C)C, Nc1cccc(Cl)c1 to produce CC(CCNc1cccc(Cl)c1)NC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.