Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 6.147\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) Cc1ccc(NC(=O)CSc2nnc(Cc3csc(C)n3)o2)cc1
(b) COc1ccc([N+](=O)[O-])cc1NC(=O)C1CCCCC1C(=O)O
Answer: b. COc1ccc([N+](=O)[O-])cc1NC(=O)C1CCCCC1C(=O)O
{#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#}
COc1ccc([N+](=O)[O-])cc1NC(=O)C1CCCCC1C(=O)O
COc1ccc([N+](=O)[O-])cc1NC(=O)C1CCCCC1C(=O)O
2-[(2-methoxy-5-nitrophenyl)carbamoyl]cyclohexane-1-carboxylic acid