Task: Answer the multiple-choice question.
Query: Which compound has a 4.426\% 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: N/C(=N\OS(=O)(=O)c1ccc(Br)cc1)c1ccncc1
b: COC(=O)c1cccc(N(CC(=O)NC2CCCC2)C(=O)CCC(=O)Nc2cc(C)on2)c1
c: CC(C)COCC(O)CCC(=O)NNC(=S)Nc1ccccc1
Answer: a. N/C(=N\OS(=O)(=O)c1ccc(Br)cc1)c1ccncc1
{#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#}
N/C(=N\OS(=O)(=O)c1ccc(Br)cc1)c1ccncc1
N/C(=N\OS(=O)(=O)c1ccc(Br)cc1)c1ccncc1
[(Z)-[amino(pyridin-4-yl)methylidene]amino] 4-bromobenzenesulfonate