Task: Answer the multiple-choice question.
Question: Which drug has a 1.586\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COc1cc(-c2nc3ccccc3c(=O)n2N)cc(OC)c1OC
b COc1cc(NC(=O)c2cc([N+](=O)[O-])ccc2NC(=O)CN2CCN(c3ccccn3)CC2)cc(OC)c1
Answer: b. COc1cc(NC(=O)c2cc([N+](=O)[O-])ccc2NC(=O)CN2CCN(c3ccccn3)CC2)cc(OC)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#}
COc1cc(NC(=O)c2cc([N+](=O)[O-])ccc2NC(=O)CN2CCN(c3ccccn3)CC2)cc(OC)c1
COc1cc(NC(=O)c2cc([N+](=O)[O-])ccc2NC(=O)CN2CCN(c3ccccn3)CC2)cc(OC)c1
N-(3,5-dimethoxyphenyl)-5-nitro-2-[[2-(4-pyridin-2-ylpiperazin-1-yl)acetyl]amino]benzamide