Problem statement: Answer the multiple choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a drug with the SMILES CC(=O)N[C@@H](C)c1nc2ccccc2n1CCCN1CCN(c2nc(-c3ccc(C)cc3)cs2)CC1?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
a 2.159
b -16.270
c 12.407
Answer: a. 2.159\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
CC(=O)N[C@@H](C)c1nc2ccccc2n1CCCN1CCN(c2nc(-c3ccc(C)cc3)cs2)CC1
CC(=O)N[C@@H](C)c1nc2ccccc2n1CCCN1CCN(c2nc(-c3ccc(C)cc3)cs2)CC1
N-[(1S)-1-[1-[3-[4-[4-(4-methylphenyl)-1,3-thiazol-2-yl]piperazin-1-yl]propyl]benzimidazol-2-yl]ethyl]acetamide