Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 19.678\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CC(NC(=O)C(=O)NCCCn1ccnc1)c1ccccc1
b O=C(O)c1cc([N+](=O)[O-])ccc1NCc1ccccc1
Answer: a. CC(NC(=O)C(=O)NCCCn1ccnc1)c1ccccc1
{#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#}
CC(NC(=O)C(=O)NCCCn1ccnc1)c1ccccc1
CC(NC(=O)C(=O)NCCCn1ccnc1)c1ccccc1
N-(3-imidazol-1-ylpropyl)-N'-(1-phenylethyl)oxamide