Problem statement: Answer the multiple choice question.
Question: Which drug has a 2.213\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a CN1CCN(CCC(=O)Nc2ccc(Br)cc2)CC1
b COc1ccc(N/C=C(/C(C)=O)c2ccccc2)cc1
c O=C(CN1CCN(Cc2ccccc2)CC1)Nc1nc2ccccc2s1
Answer: a. CN1CCN(CCC(=O)Nc2ccc(Br)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#}
CN1CCN(CCC(=O)Nc2ccc(Br)cc2)CC1
CN1CCN(CCC(=O)Nc2ccc(Br)cc2)CC1
N-(4-bromophenyl)-3-(4-methylpiperazin-1-yl)propanamide