Task: Answer the MCQ question.
Question: Which compound exhibits a 2.018% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COc1cc(CC(=O)O)c([N+](=O)[O-])cc1OC
b Cc1cc(=O)oc2cc(OCC(=O)NCCc3c[nH]c4ccc(F)cc34)ccc12
Answer: a. COc1cc(CC(=O)O)c([N+](=O)[O-])cc1OC
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1cc(CC(=O)O)c([N+](=O)[O-])cc1OC
COc1cc(CC(=O)O)c([N+](=O)[O-])cc1OC
2-(4,5-dimethoxy-2-nitrophenyl)acetic acid