Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 13.278\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a COc1ccccc1OCC(=O)O
b Cc1ccc(S(=O)(=O)NC(=O)Nc2cc(C)ccc2F)cc1
Answer: a. COc1ccccc1OCC(=O)O
{#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#}
2-(6-methoxycyclohexa-1,3,5-trien-1-yl)oxyaceticacid