Using COC(=O)c1cc2cc(C#Cc3ccc(-c4ccc(Cl)cc4)cn3)ccc2s1 to produce O=C(O)c1cc2cc(C#Cc3ccc(-c4ccc(Cl)cc4)cn3)ccc2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.