Task: Answer the MCQ question.
Query: Which drug has a 4.865\% 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 Nc1[nH]ncc1-c1ccccc1
b O=C(N/N=C/c1c(O)n(CCc2ccccc2)c(=O)[nH]c1=O)c1ccncc1
c CC(=O)c1cccc(-n2nnnc2SCC(=O)Nc2cccc(NC(=O)c3ccco3)c2)c1
Answer: a. Nc1[nH]ncc1-c1ccccc1
{#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#}
Nc1[nH]ncc1-c1ccccc1
Nc1[nH]ncc1-c1ccccc1
4-phenyl-1H-pyrazol-5-amine