Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -13.843\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CC(=O)N1CCN(c2ccc(Oc3nnnn3-c3ccccc3)cc2)CC1
b: O=C(COc1ccc(Br)cc1)Nc1ccc2c(c1)C(=O)NC2=O
Answer: a. CC(=O)N1CCN(c2ccc(Oc3nnnn3-c3ccccc3)cc2)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#}
CC(=O)N1CCN(c2ccc(Oc3nnnn3-c3ccccc3)cc2)CC1
CC(=O)N1CCN(c2ccc(Oc3nnnn3-c3ccccc3)cc2)CC1
1-[4-[4-(1-phenyltetrazol-5-yl)oxyphenyl]piperazin-1-yl]ethanone