Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 0.193\% 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 additional words.
Options:
a) O=C1/C(=C/c2cccnc2)CC/C1=C\c1cccnc1
b) COC(=O)C(CC(C)C)NC(=O)c1ccc([N+](=O)[O-])cc1
c) COc1ccccc1[N+](=O)[O-]
d) O=C(CC(O)c1cccn(-c2ccccc2)c1=S)c1ccccc1
e) CC1CN(C(=O)c2cccs2)CCN1C(=O)c1cccs1
Answer: b. COC(=O)C(CC(C)C)NC(=O)c1ccc([N+](=O)[O-])cc1
{#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#}
COC(=O)C(CC(C)C)NC(=O)c1ccc([N+](=O)[O-])cc1
COC(=O)C(CC(C)C)NC(=O)c1ccc([N+](=O)[O-])cc1
methyl 4-methyl-2-[(4-nitrobenzoyl)amino]pentanoate