Task: Answer the multiple-choice question.
Query: Which drug exhibits a -0.256\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. O=C1c2cccc(OCc3ccc(F)cc3)c2CCN1Cc1ccc(F)cc1
b. CC1Cc2nc(SCC(=O)Nc3nc4ccccc4s3)n(C)c(=O)c2S1
c. COc1ccc(OC)c(NC(=O)c2nnn(CCc3ccccc3)c2N)c1
Answer: b. CC1Cc2nc(SCC(=O)Nc3nc4ccccc4s3)n(C)c(=O)c2S1
{#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#}
N-(1,3-benzothiazol-2-yl)-2-[(3,6-dimethyl-4-oxo-6,7-dihydrothieno[3,2-d]pyrimidin-2-yl)sulfanyl]acetamide