Problem statement: Answer the MCQ question.
Question: Which drug exhibits a -19.963\% 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: COc1cccc(CN(C)CC(=O)Nc2c(C)cccc2C(C)C)c1
b: O=C(NC1CCN(Cc2ccccc2)CC1)c1cccc(Br)c1
c: Cc1noc(C)c1COc1cccc(C(=O)NCc2cccc(Cl)c2)c1
Answer: b. O=C(NC1CCN(Cc2ccccc2)CC1)c1cccc(Br)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#}
O=C(NC1CCN(Cc2ccccc2)CC1)c1cccc(Br)c1
O=C(NC1CCN(Cc2ccccc2)CC1)c1cccc(Br)c1
N-(1-benzylpiperidin-4-yl)-3-bromobenzamide