Task: Answer the MCQ question.
Query: Which drug exhibits a 4.495\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CCc1nnc(NC(=O)CSc2nnc(Cc3cc(=O)[nH]c(=O)[nH]3)n2-c2cccc(OC)c2)s1
[b] CCOC(=O)CN(C(=O)COc1nc(-c2ccccc2)cc(C)c1C#N)c1cccc(OC)c1
Answer: a. CCc1nnc(NC(=O)CSc2nnc(Cc3cc(=O)[nH]c(=O)[nH]3)n2-c2cccc(OC)c2)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#}
CCc1nnc(NC(=O)CSc2nnc(Cc3cc(=O)[nH]c(=O)[nH]3)n2-c2cccc(OC)c2)s1
CCc1nnc(NC(=O)CSc2nnc(Cc3cc(=O)[nH]c(=O)[nH]3)n2-c2cccc(OC)c2)s1
2-[[5-[(2,4-dioxo-1H-pyrimidin-6-yl)methyl]-4-(3-methoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide