Task: Answer the multiple-choice question.
Query: Which drug exhibits a 16.759\% 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, c, or d without using any additional words.
Options:
a. CCOC(=O)C1CCCN(C(=O)c2[nH]c3ccc(OC)cc3c2C)C1
b. Cn1c(SCC(=O)Nc2ccc(Br)cc2)nc(O)cc1=O
c. CC(=O)Nc1ccc(Oc2cc(C#N)c(C#N)cc2N2CCOCC2)cc1
d. CCC(=O)Nc1nc2ccccc2n1CCN(C)C
Answer: a. CCOC(=O)C1CCCN(C(=O)c2[nH]c3ccc(OC)cc3c2C)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#}
CCOC(=O)C1CCCN(C(=O)c2[nH]c3ccc(OC)cc3c2C)C1
CCOC(=O)C1CCCN(C(=O)c2[nH]c3ccc(OC)cc3c2C)C1
ethyl 1-(5-methoxy-3-methyl-1H-indole-2-carbonyl)piperidine-3-carboxylate