Task: Answer the multiple-choice question.
Query: Which compound exhibits a 6.242\% 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) CCCCNc1nnc(SCC(=O)c2c[nH]c3ccccc23)s1
(b) O=C(COC(=O)CSc1nnc(-c2ccc(Cl)cc2)o1)Nc1cc(Cl)ccc1Cl
Answer: a. CCCCNc1nnc(SCC(=O)c2c[nH]c3ccccc23)s1
{#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#}
CCCCNc1nnc(SCC(=O)c2c[nH]c3ccccc23)s1
CCCCNc1nnc(SCC(=O)c2c[nH]c3ccccc23)s1
2-[[5-(butylamino)-1,3,4-thiadiazol-2-yl]sulfanyl]-1-(1H-indol-3-yl)ethanone