Using OCCCc1ccc(C#Cc2ccc(-c3ccc(Cl)cc3)cn2)cn1 to produce O=CCCc1ccc(C#Cc2ccc(-c3ccc(Cl)cc3)cn2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.