Task: Answer the multiple choice question.
Query: Which compound exhibits a 15.425\% 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 additional words.
Options:
[a] COc1ccc(CCN(C)C(=O)c2cncc(Br)c2)cc1OC
[b] Cc1cc(Nc2ncc(Cl)cc2Cl)n[nH]1
[c] CCCCN(C(=O)c1c(CC)noc1C)c1c(N)n(CCCC)c(=O)[nH]c1=O
[d] CCc1cccc(C)c1NC(=S)N(CCOC)C(C)c1ccco1
[e] N#C/C(=C\c1ccc(Cl)cc1)c1nc2ncccc2[nH]1
Answer: b. Cc1cc(Nc2ncc(Cl)cc2Cl)n[nH]1
{#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#}
Cc1cc(Nc2ncc(Cl)cc2Cl)n[nH]1
Cc1cc(Nc2ncc(Cl)cc2Cl)n[nH]1
3,5-dichloro-N-(5-methyl-1H-pyrazol-3-yl)pyridin-2-amine