Problem statement: Answer the MCQ question.
Question: Which drug has a -13.694\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) CCOC(=O)C1CCN(C(=O)c2ccc(Cl)c(S(=O)(=O)N3CCOCC3)c2)CC1
b.) COc1ccc(-c2cc3ccc(OCc4nn[nH]n4)cc3oc2=O)cc1
c.) CCOC(=O)N/N=C(\C)c1ccc(Br)cc1
Answer: a. CCOC(=O)C1CCN(C(=O)c2ccc(Cl)c(S(=O)(=O)N3CCOCC3)c2)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#}
ethyl 1-(4-chloro-3-morpholin-4-ylsulfonylbenzoyl)piperidine-4-carboxylate