Using CCN(CC)CCN1C(=O)C(O)(c2ccccc2Cl)c2c(Br)cc(I)cc21, CN(C)C=O to produce CCN(CC)CCN1C(=O)C(O)(c2ccccc2Cl)c2c(Br)cc(C#N)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.