Task: Answer the multiple-choice question.
Query: Which drug has a 17.302\% 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] CCOc1ccc(-n2c(Cc3cc(=O)[nH]c(=O)[nH]3)nnc2SCC(=O)Nc2nnc(C)s2)cc1
[b] CCc1sc(C(=O)Nc2ncccc2C)cc1C
Answer: b. CCc1sc(C(=O)Nc2ncccc2C)cc1C
{#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#}
CCc1sc(C(=O)Nc2ncccc2C)cc1C
CCc1sc(C(=O)Nc2ncccc2C)cc1C
5-ethyl-4-methyl-N-(3-methylpyridin-2-yl)thiophene-2-carboxamide