Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 1.245\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CCn1c(SCC(=O)NNC(=O)c2ccc(OC)cc2)nnc1C1CC1
[b] Cc1ccc(C(=O)Nc2ccc([N+](=O)[O-])cn2)o1
[c] Cc1ccccc1C(=O)Nc1ccc2c(c1)OCO2
[d] CN(C)c1ccc(C(CNS(=O)(=O)c2ccc(F)c(F)c2)c2c[nH]c3ccccc23)cc1
Answer: b. Cc1ccc(C(=O)Nc2ccc([N+](=O)[O-])cn2)o1
{#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#}
Cc1ccc(C(=O)Nc2ccc([N+](=O)[O-])cn2)o1
Cc1ccc(C(=O)Nc2ccc([N+](=O)[O-])cn2)o1
[6-[(2-methylfuran-5-carbonyl)amino]pyridin-3-yl]-oxido-oxoazanium