Question: Please describe this drug.
 The Compound can be represented with the SMILES O[C@H](CNC[C@@H](O)[C@H]1CCc2cc(F)ccc2O1)[C@@H]1CCc2cc(F)ccc2O1.
Answer: Nebivolol is a beta-Adrenergic Blocker. The mechanism of action of nebivolol is as an Adrenergic beta-Antagonist.
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
O[C@H](CNC[C@@H](O)[C@H]1CCc2cc(F)ccc2O1)[C@@H]1CCc2cc(F)ccc2O1
C1CC2=C(C=CC(=C2)F)O[C@H]1[C@@H](CNC[C@H]([C@@H]3CCC4=C(O3)C=CC(=C4)F)O)O
(1R)-1-[(2S)-6-fluoro-3,4-dihydro-2H-chromen-2-yl]-2-[[(2R)-2-[(2R)-6-fluoro-3,4-dihydro-2H-chromen-2-yl]-2-hydroxyethyl]amino]ethanol
Please describe this drug.