Using O=c1[nH]nc(Cl)c2ccccc12, OB(O)c1cccc(Cl)c1 to produce O=c1[nH]nc(-c2cccc(Cl)c2)c2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.