Using OCCn1ncc(Br)c1-c1ccncc1, OB(O)c1ccc2c(c1)CC/C2=N\OCc1ccccc1 to produce OCCn1ncc(-c2ccc3c(c2)CC/C3=N\OCc2ccccc2)c1-c1ccncc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.