Task: Answer the MCQ question.
Query: Which drug exhibits a 27.334\% 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 Cc1cccc(C(=O)NCC(=O)OCC(=O)N2CCCCC2)c1
b CCn1c2ccccc2c2cc(/C=N/O)ccc21
Answer: b. CCn1c2ccccc2c2cc(/C=N/O)ccc21
{#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#}
CCn1c2ccccc2c2cc(/C=N/O)ccc21
CCn1c2ccccc2c2cc(/C=N/O)ccc21
(NE)-N-[(9-ethylcarbazol-3-yl)methylidene]hydroxylamine