Task: Answer the MCQ question.
Query: Which drug has a 3.310\% 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 other words.
Options:
(a) CCOC(=O)C1CCN(C(=O)CN(Cc2ccccc2)S(C)(=O)=O)CC1
(b) Cn1c(=O)[nH]c(=O)c2c1nc(N1CCCCCC1)n2CCN1CCCCCC1
(c) Cc1[nH]c2ccc(C(=O)NCCCN3CCCC3)cc2c1C
(d) Cc1c(C)c(C)c(C(=O)C2CCN(c3ccc([N+](=O)[O-])cn3)CC2)c(C)c1C
Answer: a. CCOC(=O)C1CCN(C(=O)CN(Cc2ccccc2)S(C)(=O)=O)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)C1CCN(C(=O)CN(Cc2ccccc2)S(C)(=O)=O)CC1
CCOC(=O)C1CCN(C(=O)CN(Cc2ccccc2)S(C)(=O)=O)CC1
ethyl1-[2-[benzyl(methylsulfonyl)amino]acetyl]piperidine-4-carboxylate