Using COc1ccc(CN)c(OC)c1, COC(=O)c1cccc2nc(-c3ccc(C#N)cc3)c(C=O)n12 to produce COc1ccc(CN2Cc3c(-c4ccc(C#N)cc4)nc4cccc(n34)C2=O)c(OC)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.