Task: Answer the MCQ question.
Query: Which drug has a -72.539% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O=C(Nc1c[nH]c(=O)[nH]c1=O)c1cccc([N+](=O)[O-])c1
(b) Cn1c(CCN2CCN(c3ccccn3)CC2)nc2cc(NC(=O)COc3ccccc3)ccc21
Answer: b. Cn1c(CCN2CCN(c3ccccn3)CC2)nc2cc(NC(=O)COc3ccccc3)ccc21
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Cn1c(CCN2CCN(c3ccccn3)CC2)nc2cc(NC(=O)COc3ccccc3)ccc21
Cn1c(CCN2CCN(c3ccccn3)CC2)nc2cc(NC(=O)COc3ccccc3)ccc21
N-[1-methyl-2-[2-(4-pyridin-2-ylpiperazin-1-yl)ethyl]benzimidazol-5-yl]-2-phenoxyacetamide