Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 1.665\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) CCCn1c(N)c(N(CCOC)C(=O)c2ccc([N+](=O)[O-])c(C)c2)c(=O)[nH]c1=O
(b) CCOC(=O)Cc1nn(CC)c(=O)c2ccccc12
(c) CCOC(=O)C1(Cc2ccccc2)CCN(Cc2cccn2-c2cccnc2)CC1
(d) Nc1ncc([N+](=O)[O-])c(N2CCCCCC2)n1
(e) Cc1ccc(C)c(N2CCN(C(=O)c3csc4ccccc34)CC2)c1
Answer: c. CCOC(=O)C1(Cc2ccccc2)CCN(Cc2cccn2-c2cccnc2)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#}
CCOC(=O)C1(Cc2ccccc2)CCN(Cc2cccn2-c2cccnc2)CC1
CCOC(=O)C1(Cc2ccccc2)CCN(Cc2cccn2-c2cccnc2)CC1
ethyl 4-benzyl-1-[(1-pyridin-3-ylpyrrol-2-yl)methyl]piperidine-4-carboxylate