Task: Answer the MCQ question.
Question: Which compound exhibits a -16.096\% 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) O=C(c1ccc2ccccc2n1)N1CCN(c2ccccc2)CC1
(b) O=c1nc2sc3ccccc3n2c(=O)n1-c1cccc(Cl)c1
(c) O=c1c2nnn(-c3ccc(Br)cc3)c2ncn1Cc1ccccn1
Answer: c. O=c1c2nnn(-c3ccc(Br)cc3)c2ncn1Cc1ccccn1
{#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#}
O=c1c2nnn(-c3ccc(Br)cc3)c2ncn1Cc1ccccn1
O=c1c2nnn(-c3ccc(Br)cc3)c2ncn1Cc1ccccn1
3-(4-bromophenyl)-6-(pyridin-2-ylmethyl)triazolo[4,5-d]pyrimidin-7-one