Task: Answer the MCQ question.
Question: Which drug has a 4.435\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: COc1cc(OC)c(OC)cc1/C=C/c1cc(C(=O)O)c2ccccc2n1
b: CC1CCN(c2ccc(NC(=S)NC(=O)c3ccc(-c4cccc([N+](=O)[O-])c4)o3)cc2)CC1
Answer: a. COc1cc(OC)c(OC)cc1/C=C/c1cc(C(=O)O)c2ccccc2n1
{#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#}
COc1cc(OC)c(OC)cc1/C=C/c1cc(C(=O)O)c2ccccc2n1
COc1cc(OC)c(OC)cc1/C=C/c1cc(C(=O)O)c2ccccc2n1
2-[(E)-2-(2,4,5-trimethoxyphenyl)ethenyl]quinoline-4-carboxylic acid