Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 19.450% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: Clc1nc(-c2ccccc2)c2ccccc2n1
b: COc1ccc([N+](=O)[O-])cc1NC(=O)Cc1ccc(C)cc1
c: O=C(O)/C=C/C(=O)Nc1ccc(OC(F)(F)Cl)cc1
d: COc1cccc(C(=O)C2CCCN(Cc3cccn3-c3ccccn3)C2)c1
e: O=C(c1ccccc1)N(C(=O)c1ccccc1)c1ncnc2c1C(c1ccccc1)c1c(ccc3ccccc13)O2
Answer: b. COc1ccc([N+](=O)[O-])cc1NC(=O)Cc1ccc(C)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1ccc([N+](=O)[O-])cc1NC(=O)Cc1ccc(C)cc1
COc1ccc([N+](=O)[O-])cc1NC(=O)Cc1ccc(C)cc1
N-(2-methoxy-5-nitrophenyl)-2-(4-methylphenyl)acetamide