Task: Answer the MCQ question.
Query: Which compound has a -42.040% 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(Oc1ccc2c(c1)oc(=O)c1ccccc12)C(=O)NCCN1CCOCC1
b: CCOC(=O)CSc1nc2ccccc2n1CC(=O)N1CCN(c2ccccc2)CC1
Answer: b. CCOC(=O)CSc1nc2ccccc2n1CC(=O)N1CCN(c2ccccc2)CC1
{#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#}
CCOC(=O)CSc1nc2ccccc2n1CC(=O)N1CCN(c2ccccc2)CC1
CCOC(=O)CSc1nc2ccccc2n1CC(=O)N1CCN(c2ccccc2)CC1
ethyl 2-[1-[2-oxo-2-(4-phenylpiperazin-1-yl)ethyl]benzimidazol-2-yl]sulfanylacetate