Using N#Cc1c(NC(=O)C(c2ccccc2)c2ccccc2)sc2c1CCNC2, [BH3-]C#N to produce CN1CCc2c(sc(NC(=O)C(c3ccccc3)c3ccccc3)c2C#N)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.