Task: Answer the MCQ question.
Question: Which compound exhibits a -2.829\% 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) Cn1c(=O)[nH]c(=O)c2c1nc(NC1CCCCC1)n2CCO
(b) COc1ccc(CCNCC(O)COc2cccc(Br)c2)cc1
Answer: b. COc1ccc(CCNCC(O)COc2cccc(Br)c2)cc1
{#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#}
COc1ccc(CCNCC(O)COc2cccc(Br)c2)cc1
COc1ccc(CCNCC(O)COc2cccc(Br)c2)cc1
1-(3-bromophenoxy)-3-[2-(4-methoxyphenyl)ethylamino]propan-2-ol