Task: Answer the multiple-choice question.
Query: Which compound has a 1.257\% 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 additional words.
Options:
(a) CC1CCCCC1NC(=O)COc1ccc(-n2cnnn2)cc1
(b) CCCCn1c(SCC(=O)c2ccc(OC)c(OC)c2)nc2cc(S(N)(=O)=O)ccc21
Answer: a. CC1CCCCC1NC(=O)COc1ccc(-n2cnnn2)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#}
CC1CCCCC1NC(=O)COc1ccc(-n2cnnn2)cc1
CC1CCCCC1NC(=O)COc1ccc(-n2cnnn2)cc1
[C][C][C][C][C][C][C][Ring1][=Branch1][N][C][=Branch1][C][=O][C][O][C][=C][C][=C][Branch1][Branch2][N][C][=N][N][=N][Ring1][Branch1][C][=C][Ring1][O]
N-(2-methylcyclohexyl)-2-[4-(tetrazol-1-yl)phenoxy]acetamide