Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 1.143\% 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] CCn1c(SCc2nc3scc(-c4ccccc4)c3c(=O)[nH]2)nnc1-c1cccs1
[b] Nc1nncn1C(=O)c1c(Cl)cccc1Cl
[c] Br.CCCN1CCc2cc(O)cc3c2[C@H]1Cc1ccc(O)c(O)c1-3.O
[d] CCOc1ccc(NC(=O)CCNS(=O)(=O)c2cccc3nsnc23)cc1
[e] CCN(CC(=O)Nc1c(F)cccc1F)C(=O)C1CCN(S(=O)(=O)c2ccc(C)cc2C)CC1
Answer: b. Nc1nncn1C(=O)c1c(Cl)cccc1Cl
{#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#}
Nc1nncn1C(=O)c1c(Cl)cccc1Cl
Nc1nncn1C(=O)c1c(Cl)cccc1Cl
(3-amino-1,2,4-triazol-4-yl)-(2,6-dichlorophenyl)methanone