Using c1c[nH]cn1, COc1ccc2c(Cl)nc(C#N)c(-c3ccccc3)c2c1 to produce COc1ccc2c(-n3ccnc3)nc(C#N)c(-c3ccccc3)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.