Task: Answer the MCQ question.
Query: Which drug has a -23.538\% 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. CN(CC(=O)Nc1ccccc1Br)C(=O)C1CCN(C(=O)c2ccc(Cl)cc2)CC1
b. N#Cc1cc(S(=O)(=O)c2ccc(F)cc2)c(N)[nH]c1=O
Answer: a. CN(CC(=O)Nc1ccccc1Br)C(=O)C1CCN(C(=O)c2ccc(Cl)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#}
CN(CC(=O)Nc1ccccc1Br)C(=O)C1CCN(C(=O)c2ccc(Cl)cc2)CC1
CN(CC(=O)Nc1ccccc1Br)C(=O)C1CCN(C(=O)c2ccc(Cl)cc2)CC1
N-[2-(2-bromoanilino)-2-oxoethyl]-1-(4-chlorobenzoyl)-N-methylpiperidine-4-carboxamide