Task: Answer the multiple-choice question.
Query: Which drug exhibits a 5.953\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. CCOC(=O)C1=C(C)N(C)C(=O)NC1c1ccccc1OC
b. CN1CCN(CC(=O)Nc2cccc([N+](=O)[O-])c2)CC1
c. CC1(C)Cc2ccccc2-c2nnc(SCC(=O)Nc3ccc4c(c3)OCO4)n21
Answer: b. CN1CCN(CC(=O)Nc2cccc([N+](=O)[O-])c2)CC1
{#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#}
CN1CCN(CC(=O)Nc2cccc([N+](=O)[O-])c2)CC1
CN1CCN(CC(=O)Nc2cccc([N+](=O)[O-])c2)CC1
2-(4-methylpiperazin-1-yl)-N-(3-nitrophenyl)acetamide