Task: Answer the multiple-choice question.
Query: Which compound exhibits a -3.732\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CCOc1ccc(-c2n[nH]c(C)c2-c2ccccn2)c(O)c1
[b] O=Cc1ccc(OC2OCCOC2Oc2ccc(C=O)cc2)cc1
Answer: a. CCOc1ccc(-c2n[nH]c(C)c2-c2ccccn2)c(O)c1
{#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#}
CCOc1ccc(-c2n[nH]c(C)c2-c2ccccn2)c(O)c1
CCOc1ccc(-c2n[nH]c(C)c2-c2ccccn2)c(O)c1
5-ethoxy-2-(5-methyl-4-pyridin-2-yl-1H-pyrazol-3-yl)phenol