Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 6.056\% 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: CCOC(=O)CN1C(=O)SC(Nc2ccc(C)cc2)C1=O
b: COCCCNc1oc(/C=C/c2ccccc2)nc1C#N
Answer: b. COCCCNc1oc(/C=C/c2ccccc2)nc1C#N
{#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#}
COCCCNc1oc(/C=C/c2ccccc2)nc1C#N
COCCCNc1oc(/C=C/c2ccccc2)nc1C#N
5-(3-methoxypropylamino)-2-[(E)-2-phenylethenyl]-1,3-oxazole-4-carbonitrile