Problem statement: Answer the multiple-choice question.
Question: Which compound has a 0.232\% 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 O=C(CSc1cccc[n+]1[O-])c1ccc(Cl)cc1
b CC(C)(C)NC(=O)NCC1CCCC1NC(=O)NC(C)(C)C
c CCN1C(=O)C(CC(=O)Nc2ccc(OC)cc2)N(CCc2ccc(F)cc2)C1=S
Answer: a. O=C(CSc1cccc[n+]1[O-])c1ccc(Cl)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#}
O=C(CSc1cccc[n+]1[O-])c1ccc(Cl)cc1
O=C(CSc1cccc[n+]1[O-])c1ccc(Cl)cc1
1-(4-chlorophenyl)-2-(1-oxidopyridin-1-ium-2-yl)sulfanylethanone