Task: Answer the MCQ question.
Query: Which compound exhibits a 18.170\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a.) O=C(NNC(=O)c1cc([N+](=O)[O-])ccc1Cl)c1cccnc1
b.) O=C(NCC(O)CO)c1ccc2[nH]c3ccccc3c2c1
c.) CCOC(=O)c1c(-c2ccc(C)o2)csc1NC(=S)NC(=O)c1cccs1
d.) COCCN(C(=O)COC(=O)c1c(NC(C)=O)sc(C)c1C)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
e.) O=C(Nn1cnnc1)C1CCCN1S(=O)(=O)c1ccc(F)cc1
Answer: a. O=C(NNC(=O)c1cc([N+](=O)[O-])ccc1Cl)c1cccnc1
{#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#}
O=C(NNC(=O)c1cc([N+](=O)[O-])ccc1Cl)c1cccnc1
O=C(NNC(=O)c1cc([N+](=O)[O-])ccc1Cl)c1cccnc1
N'-(2-chloro-5-nitrobenzoyl)pyridine-3-carbohydrazide