Using C[C@@H]1CN(C(=O)OC(C)(C)C)C[C@H](C)N1, CC(=O)O[BH-](OC(C)=O)OC(C)=O to produce C[C@@H]1CN(C(=O)OC(C)(C)C)C[C@H](C)N1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.