Using COc1cc2c(cc1OC)C(C1(c3ccc(-c4ccccc4)cc3)CCC1)NCC2, [BH3-]C#N to produce CN1CCc2cc(O)c(O)cc2C1C1(c2ccc(-c3ccccc3)cc2)CCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.