Task: Answer the MCQ question.
Question: Which compound has a 13.906\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] COc1ccc2nc(NC(=O)C3=NN(c4ccccc4)C(=O)CC3)sc2c1
[b] O=C(NCCc1ccc(Cl)cc1)C1CCN(c2ncccn2)CC1
[c] COc1cccc(NC(=S)N(CCCN2CCCC2)Cc2ccco2)c1
[d] Cc1ccc(Nc2cc(=O)[nH]c(=O)[nH]2)cc1C
[e] COc1cccc(-c2ncc3ccccc3c2CO)c1
Answer: b. O=C(NCCc1ccc(Cl)cc1)C1CCN(c2ncccn2)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#}
O=C(NCCc1ccc(Cl)cc1)C1CCN(c2ncccn2)CC1
O=C(NCCc1ccc(Cl)cc1)C1CCN(c2ncccn2)CC1
N-[2-(4-chlorophenyl)ethyl]-1-pyrimidin-2-ylpiperidine-4-carboxamide