Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 14.255\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a COc1ccccc1OCCCC(=O)NCc1ccco1
b CCn1cc(C(=O)NCCN(C)CCc2ccccc2)c(=O)c2cc(S(=O)(=O)N(C)C)ccc21
Answer: a. COc1ccccc1OCCCC(=O)NCc1ccco1
{#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#}
COc1ccccc1OCCCC(=O)NCc1ccco1
COc1ccccc1OCCCC(=O)NCc1ccco1
N-(furan-2-ylmethyl)-4-(2-methoxyphenoxy)butanamide