Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 15.515\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CC1(C)CC(O)C(C(O)c2cccc([N+](=O)[O-])c2)C(C)(C)N1
[b] COCCn1c(Cc2ccccc2)nnc1SCC(=O)NC(C)(C)C
Answer: b. COCCn1c(Cc2ccccc2)nnc1SCC(=O)NC(C)(C)C
{#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#}
COCCn1c(Cc2ccccc2)nnc1SCC(=O)NC(C)(C)C
COCCn1c(Cc2ccccc2)nnc1SCC(=O)NC(C)(C)C
2-[[5-benzyl-4-(2-methoxyethyl)-1,2,4-triazol-3-yl]sulfanyl]-N-tert-butylacetamide