Task: Answer the multiple-choice question.
Question: Which drug has a 3.861\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) COc1cccc(COC(=O)C2CCN(S(=O)(=O)c3cccs3)CC2)c1OC
(b) CCCOc1nc(SCCC)nc2c1cnn2-c1ccccc1
(c) CCNc1oc(-c2ccccc2F)nc1S(=O)(=O)c1ccccc1
Answer: a. COc1cccc(COC(=O)C2CCN(S(=O)(=O)c3cccs3)CC2)c1OC
{#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#}
COc1cccc(COC(=O)C2CCN(S(=O)(=O)c3cccs3)CC2)c1OC
COc1cccc(COC(=O)C2CCN(S(=O)(=O)c3cccs3)CC2)c1OC
(2,3-dimethoxyphenyl)methyl 1-thiophen-2-ylsulfonylpiperidine-4-carboxylate