Task: Answer the MCQ question.
Query: Which compound has a 7.973\% 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. CCN(C(=O)CSc1ncn[nH]1)C1CCCCC1
b. COc1ccc(CCNC(=O)C(C)n2nc(C)c3c(C)n(-c4ccc(C)cc4)nc3c2=O)c(OC)c1
Answer: a. CCN(C(=O)CSc1ncn[nH]1)C1CCCCC1
{#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#}
CCN(C(=O)CSc1ncn[nH]1)C1CCCCC1
CCN(C(=O)CSc1ncn[nH]1)C1CCCCC1
N-cyclohexyl-N-ethyl-2-(1H-1,2,4-triazol-5-ylsulfanyl)acetamide