Task: Answer the MCQ question.
Query: Which compound exhibits a -5.328\% 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 additional words.
Options:
[a] O=C(C[n+]1ccc(-c2nnc3n2CCC3)cc1)c1ccc(Cl)c(Cl)c1.[Br-]
[b] Cc1ccc2cc(CN(Cc3ccccc3)Cc3nnnn3C3CCCC3)c(=O)[nH]c2c1
[c] CN(C)c1ccc(/C=N\NC(=O)c2ccc(Cn3cc(Cl)cn3)cc2)cc1
Answer: b. Cc1ccc2cc(CN(Cc3ccccc3)Cc3nnnn3C3CCCC3)c(=O)[nH]c2c1
{#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#}
Cc1ccc2cc(CN(Cc3ccccc3)Cc3nnnn3C3CCCC3)c(=O)[nH]c2c1
Cc1ccc2cc(CN(Cc3ccccc3)Cc3nnnn3C3CCCC3)c(=O)[nH]c2c1
3-[[benzyl-[(1-cyclopentyltetrazol-5-yl)methyl]amino]methyl]-7-methyl-1H-quinolin-2-one