Using [BH3-]C#N, COc1ccc(C#N)c(Oc2cccc(C=O)c2OC)c1 to produce CNCc1cccc(Oc2cc(OC)ccc2C#N)c1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.