Task: Answer the MCQ question.
Question: Which drug exhibits a 17.432% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CC(=O)Nc1ccc(S(=O)(=O)Nc2ccc(-c3ccc4nnc(C)n4n3)cc2)cc1
[b] COC(=O)c1sc2nc(CSc3nc4ccc(C)cc4[nH]3)[nH]c(=O)c2c1C
Answer: b. COC(=O)c1sc2nc(CSc3nc4ccc(C)cc4[nH]3)[nH]c(=O)c2c1C
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COC(=O)c1sc2nc(CSc3nc4ccc(C)cc4[nH]3)[nH]c(=O)c2c1C
COC(=O)c1sc2nc(CSc3nc4ccc(C)cc4[nH]3)[nH]c(=O)c2c1C
methyl 5-methyl-2-[(6-methyl-1H-benzimidazol-2-yl)sulfanylmethyl]-4-oxo-3H-thieno[2,3-d]pyrimidine-6-carboxylate