Using C#CC1CCN(C(=O)C2CN(c3c4c(nc5ccnn35)CCNCC4)C2)C1, CC(=O)O[BH-](OC(C)=O)OC(C)=O to produce C#CC1CCN(C(=O)C2CN(c3c4c(nc5ccnn35)CCN(C)CC4)C2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.