Task: Answer the multiple choice question.
Query: Which drug exhibits a 6.923\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCOC(=O)c1[nH]c2ccc(F)cc2c1N=NN1CCSCC1
(b) CC(C)C(C)NC(=O)COc1ccc([N+](=O)[O-])cc1Cl
Answer: b. CC(C)C(C)NC(=O)COc1ccc([N+](=O)[O-])cc1Cl
{#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#}
CC(C)C(C)NC(=O)COc1ccc([N+](=O)[O-])cc1Cl
CC(C)C(C)NC(=O)COc1ccc([N+](=O)[O-])cc1Cl
[C][C][Branch1][C][C][C][Branch1][C][C][N][C][=Branch1][C][=O][C][O][C][=C][C][=C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][C][=C][Ring1][=Branch2][Cl]
2-(2-chloro-4-nitrophenoxy)-N-(3-methylbutan-2-yl)acetamide