Using Cc1c(Cl)nnc(N2CCN(C(=O)OC(C)(C)C)[C@@H](C)C2)c1C, OB(O)c1ccccc1 to produce Cc1c(-c2ccccc2)nnc(N2CCN(C(=O)OC(C)(C)C)[C@@H](C)C2)c1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.