Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 11.030\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: Cc1ccc(C(O)c2nc3ccccc3n2C(C)C)cc1
b: O=C(NCCCN1CCCC1=O)Nc1ccc([N+](=O)[O-])cc1
Answer: b. O=C(NCCCN1CCCC1=O)Nc1ccc([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#}
O=C(NCCCN1CCCC1=O)Nc1ccc([N+](=O)[O-])cc1
O=C(NCCCN1CCCC1=O)Nc1ccc([N+](=O)[O-])cc1
1-(4-nitrophenyl)-3-[3-(2-oxopyrrolidin-1-yl)propyl]urea