Task: Answer the MCQ question.
Query: Which compound exhibits a 0.323\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) Nc1nc(-c2ccc(Cl)cc2Cl)cn1N
b.) CC1=NN(Cc2c[nH]c3ccccc23)C(C)(C)C1
c.) COc1cc(=O)[nH]c(SCc2c(F)c(F)c(F)c(F)c2F)n1
Answer: a. Nc1nc(-c2ccc(Cl)cc2Cl)cn1N
{#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#}
Nc1nc(-c2ccc(Cl)cc2Cl)cn1N
Nc1nc(-c2ccc(Cl)cc2Cl)cn1N
4-(2,4-dichlorophenyl)imidazole-1,2-diamine