Using COCC[C@H]1CN(C2=Nc3cc(Cl)ccc3Nc3sccc32)CCN1, CC(=O)O[BH-](OC(C)=O)OC(C)=O to produce COCC[C@H]1CN(C2=Nc3cc(Cl)ccc3Nc3sccc32)CCN1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.