Task: Answer the MCQ question.
Query: Which drug exhibits a -29.840% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a CCCN(C(=O)C1CCC1)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
b COCCOC(=O)c1c(C)oc2ccc(O)c(CN3CCC(C)CC3)c12
c CCCCOC(=O)C1=C(C)NC(=O)NC1c1ccc([N+](=O)[O-])s1
d O=C(CSc1nnc(Nc2ccccc2)s1)NN1C(=O)NC2(CCCCC2)C1=O
Answer: b. COCCOC(=O)c1c(C)oc2ccc(O)c(CN3CCC(C)CC3)c12
{#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#}
COCCOC(=O)c1c(C)oc2ccc(O)c(CN3CCC(C)CC3)c12
COCCOC(=O)c1c(C)oc2ccc(O)c(CN3CCC(C)CC3)c12
2-methoxyethyl 5-hydroxy-2-methyl-4-[(4-methylpiperidin-1-yl)methyl]-1-benzofuran-3-carboxylate