Using COC(=C(C#N)C#N)c1ccccc1, CCOC(=O)Cc1ccccn1 to produce CCOC(=O)c1c(-c2ccccc2)c(C#N)c(=N)n2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.