Task: Please answer the following question about the molecule with SMILES CCCC(=O)O[C@H]1CN2CC[C@H](O)[C@@H]2[C@@H](O)[C@@H]1O.
Description: Please provide a description of this drug's mechanism of action.
Completion: Alpha glucosidase inhibitor
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
CCCC(=O)O[C@H]1CN2CC[C@H](O)[C@@H]2[C@@H](O)[C@@H]1O
CCCC(=O)O[C@H]1CN2CC[C@H](O)[C@@H]2[C@@H](O)[C@@H]1O
[(1S,6S,7S,8R,8aR)-1,7,8-trihydroxy-1,2,3,5,6,7,8,8a-octahydroindolizin-6-yl] butanoate
Please provide a description of this drug's mechanism of action.