Task: Answer the multiple-choice question.
Query: Which drug exhibits a 4.407\% human ether-à-go-go related gene (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. CN(CC(=O)Nc1ccccc1Br)C(=O)c1ccccc1Cc1ccccc1
b. CCCn1c(SCC(=O)Nc2ccc(Cl)cc2)n[nH]c1=O
c. CN(C)CCN(C(=O)COc1ccc(Cl)cc1)c1nc2cc3c(cc2s1)OCO3
Answer: a. CN(CC(=O)Nc1ccccc1Br)C(=O)c1ccccc1Cc1ccccc1
{#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)c1ccccc1Cc1ccccc1
CN(CC(=O)Nc1ccccc1Br)C(=O)c1ccccc1Cc1ccccc1
2-benzyl-N-[2-(2-bromoanilino)-2-oxoethyl]-N-methylbenzamide