Task: Answer the multiple-choice question.
Question: Which compound exhibits a 2.160\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
(a) COc1cc2ccccc2cc1C(=O)Nc1sc2c(c1C(N)=O)CCN(C(C)C)C2.Cl
(b) COc1cc(C2Nc3cccc4cccc(c34)N2)ccc1O
(c) CN1CCN(c2ccc(S(=O)(=O)N3CCCCC3)cc2NC(=O)c2ccc(C#N)cc2)CC1
(d) Cc1[nH]c2ccc(S(N)(=O)=O)cc2c1C
(e) C[N+](C)(C)CCCN(Cc1ccc2c(c1)OCO2)C(=O)NC1CCCCC1.[I-]
Answer: c. CN1CCN(c2ccc(S(=O)(=O)N3CCCCC3)cc2NC(=O)c2ccc(C#N)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#}
CN1CCN(c2ccc(S(=O)(=O)N3CCCCC3)cc2NC(=O)c2ccc(C#N)cc2)CC1
CN1CCN(c2ccc(S(=O)(=O)N3CCCCC3)cc2NC(=O)c2ccc(C#N)cc2)CC1
4-cyano-N-[2-(4-methylpiperazin-1-yl)-5-piperidin-1-ylsulfonylphenyl]benzamide