Using O=C(O)c1cccc2c1CCCC2, CCOC(=O)C1(N)Cc2ccc(C#N)cc2C1 to produce CCOC(=O)C1(NC(=O)c2cccc3c2CCCC3)Cc2ccc(C#N)cc2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.