Task: Answer the multiple-choice question.
Query: Which compound exhibits a 6.461\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CCOC(=O)C1CCN(C(=O)c2cc(S(=O)(=O)N3CCOCC3)ccc2C)CC1
[b] Cc1cccc(NC(=S)N(CCN(C)C)C(C)c2ccccn2)c1
[c] COc1cccc(C(=O)Oc2cccc(N3C(=O)C4C5CC(C(Br)C5Br)C4C3=O)c2)c1
[d] CCCN(CC(=O)Nc1ccccc1C)C(=O)CC(NC(=O)c1ccccc1)c1ccccc1
Answer: a. CCOC(=O)C1CCN(C(=O)c2cc(S(=O)(=O)N3CCOCC3)ccc2C)CC1
{#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#}
CCOC(=O)C1CCN(C(=O)c2cc(S(=O)(=O)N3CCOCC3)ccc2C)CC1
CCOC(=O)C1CCN(C(=O)c2cc(S(=O)(=O)N3CCOCC3)ccc2C)CC1
ethyl 1-(2-methyl-5-morpholin-4-ylsulfonylbenzoyl)piperidine-4-carboxylate