Task: Answer the MCQ question.
Question: Which drug exhibits a -2.903\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a Cn1cccc1-c1nc2ccc(NC(=O)c3ccc([N+](=O)[O-])cc3)cc2[nH]1
b N#C/C(=C\c1c(N2CCCCCC2)nc2ccccn2c1=O)C(=O)NCc1ccco1
c O=C(COC(=O)c1ccccc1Br)NC1CCCC1
d Cc1ccc(OC(=O)CN2C(=O)c3ccccc3C2=O)cc1C
e COc1ccc(CN(C)Cc2nc(Cc3ccccc3Cl)no2)cc1OC
Answer: a. Cn1cccc1-c1nc2ccc(NC(=O)c3ccc([N+](=O)[O-])cc3)cc2[nH]1
{#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#}
Cn1cccc1-c1nc2ccc(NC(=O)c3ccc([N+](=O)[O-])cc3)cc2[nH]1
Cn1cccc1-c1nc2ccc(NC(=O)c3ccc([N+](=O)[O-])cc3)cc2[nH]1
N-[2-(1-methylpyrrol-2-yl)-3H-benzimidazol-5-yl]-4-nitrobenzamide