Problem statement: Answer the multiple choice question.
Question: Which compound has a -4.513\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) Cc1c(Cl)c([N+](=O)[O-])nn1CCCC(=O)Nc1sc2c(c1C#N)CCC2
b) CCOCCCNC(=S)NCCCNc1nc2cc3c(cc2cc1C#N)OCO3
Answer: a. Cc1c(Cl)c([N+](=O)[O-])nn1CCCC(=O)Nc1sc2c(c1C#N)CCC2
{#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#}
Cc1c(Cl)c([N+](=O)[O-])nn1CCCC(=O)Nc1sc2c(c1C#N)CCC2
Cc1c(Cl)c([N+](=O)[O-])nn1CCCC(=O)Nc1sc2c(c1C#N)CCC2
4-(4-chloro-5-methyl-3-nitropyrazol-1-yl)-N-(3-cyano-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl)butanamide