Task: Answer the multiple-choice question.
Question: Which drug has a 18.333\% 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 additional words.
Options:
[a] COc1cccc(CN(C)C(=O)CSC(C)C(=O)Nc2cc(C)on2)c1OC
[b] CC(C)CNC(=O)c1cc([N+](=O)[O-])ccc1N1CCOCC1
Answer: b. CC(C)CNC(=O)c1cc([N+](=O)[O-])ccc1N1CCOCC1
{#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#}
CC(C)CNC(=O)c1cc([N+](=O)[O-])ccc1N1CCOCC1
CC(C)CNC(=O)c1cc([N+](=O)[O-])ccc1N1CCOCC1
N-(2-methylpropyl)-2-morpholin-4-yl-5-nitrobenzamide