Task: Answer the multiple choice question.
Question: Which compound exhibits a 3.243\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) COc1cc(C(C)=O)ccc1COc1ccc(C(=O)O)cc1OC
(b) Cc1n[nH]c(=S)n1-c1ccc(Cl)cc1
(c) CC(=O)c1ccc(OCC(O)CN(C)CCOc2ccc(Br)cc2)cc1
Answer: a. COc1cc(C(C)=O)ccc1COc1ccc(C(=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_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(C(C)=O)ccc1COc1ccc(C(=O)O)cc1OC
COc1cc(C(C)=O)ccc1COc1ccc(C(=O)O)cc1OC
4-[(4-acetyl-2-methoxyphenyl)methoxy]-3-methoxybenzoic acid