Using N#Cc1ccc(C(=O)Cl)cc1, COC(=O)CNc1ccc(CCN)cc1 to produce COC(=O)CNc1ccc(CCNC(=O)c2ccc(C#N)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.