Problem statement: Answer the multiple choice question.
Question: Which compound has a 20.932\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a Brc1ccc2[nH]ncc2c1
b CCOc1ccc(CN(C)C(=O)CCl)cc1
c O=C1c2cccc3cccc(c23)C(=O)N1c1ccccc1Cl
d CSc1ccc(/C=N/N2CCN(Cc3ccc(Cl)cc3)CC2)cc1
e OC1OC[C@@H](O)[C@H](O)[C@H]1O
Answer: e. OC1OC[C@@H](O)[C@H](O)[C@H]1O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
OC1OC[C@@H](O)[C@H](O)[C@H]1O
OC1OC[C@@H](O)[C@H](O)[C@H]1O
[O][C][O][C][C@@H1][Branch1][C][O][C@H1][Branch1][C][O][C@H1][Ring1][Branch2][O]
(3R,4S,5R)-oxane-2,3,4,5-tetrol