Task: Answer the multiple-choice question.
Query: Which compound exhibits a 14.961\% 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) NC(=O)C(CC(=O)O)NC(=O)[C@@H]1CCOc2c(I)cc([N+](=O)[O-])cc2C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CO)C(=O)N1
(b) O=C(NCc1ccccc1)c1ccccc1C(=O)c1ncc[nH]1
(c) CCn1c(=O)c(=O)[nH]c2cc(C(=O)NC(C)c3ccc(S(N)(=O)=O)cc3)ccc21
(d) CC(C)CC(=O)NC(=S)Nc1ccc(F)cc1F
Answer: b. O=C(NCc1ccccc1)c1ccccc1C(=O)c1ncc[nH]1
{#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(NCc1ccccc1)c1ccccc1C(=O)c1ncc[nH]1
O=C(NCc1ccccc1)c1ccccc1C(=O)c1ncc[nH]1
N-benzyl-2-(1H-imidazole-2-carbonyl)benzamide