Task: Answer the multiple-choice question.
Question: Which compound exhibits a 19.734\% 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] CC1CC(C)CN(CCCNC(=O)C2CCN(c3nnc(-n4cccc4)s3)CC2)C1
[b] COc1ccccc1NC(=O)CSc1nnc(-c2ccco2)n1N
Answer: b. COc1ccccc1NC(=O)CSc1nnc(-c2ccco2)n1N
{#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#}
COc1ccccc1NC(=O)CSc1nnc(-c2ccco2)n1N
COc1ccccc1NC(=O)CSc1nnc(-c2ccco2)n1N
2-[[4-amino-5-(furan-2-yl)-1,2,4-triazol-3-yl]sulfanyl]-N-(2-methoxyphenyl)acetamide