Problem statement: Answer the multiple-choice question.
Question: Which compound has a 6.740\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) Cc1ccc(N2C(=O)CC(Nc3ccc(Cl)c(S(=O)(=O)N(C)C)c3)C2=O)c(C)c1
(b) CN(C)S(=O)(=O)c1cccc(NC(=O)COC(=O)c2cc(-c3cccc(Br)c3)nc3ccccc23)c1
(c) O=C(NNC(=O)c1sccc1-n1cccc1)c1cccc(Cl)c1
Answer: c. O=C(NNC(=O)c1sccc1-n1cccc1)c1cccc(Cl)c1
{#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(NNC(=O)c1sccc1-n1cccc1)c1cccc(Cl)c1
O=C(NNC(=O)c1sccc1-n1cccc1)c1cccc(Cl)c1
N'-(3-chlorobenzoyl)-3-pyrrol-1-ylthiophene-2-carbohydrazide