Using CN(C)C=O, CCCCCCCCOc1ccc(-c2ccc(OC(=O)c3ccc(CC(C)CC)c(Br)c3)cc2)cc1 to produce CCCCCCCCOc1ccc(-c2ccc(OC(=O)c3ccc(CC(C)CC)c(C#N)c3)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.