Task: Answer the multiple choice question.
Query: Which compound has a 13.351\% 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 O=C(NC1CCCC1)C(c1ccccc1)N(Cc1ccco1)C(=O)Cc1cccs1
b O=C1c2c(Br)c(Br)c(Br)c(Br)c2C(=O)N1c1ccccn1
Answer: b. O=C1c2c(Br)c(Br)c(Br)c(Br)c2C(=O)N1c1ccccn1
{#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=C1c2c(Br)c(Br)c(Br)c(Br)c2C(=O)N1c1ccccn1
O=C1c2c(Br)c(Br)c(Br)c(Br)c2C(=O)N1c1ccccn1
4,5,6,7-tetrabromo-2-pyridin-2-ylisoindole-1,3-dione