Using OB(O)Oc1ccc(Cl)cc1, OCCn1ccc2cc(C#Cc3ccc(Br)cn3)ccc21 to produce OCCn1ccc2cc(C#Cc3ccc(-c4ccc(Cl)cc4)cn3)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.