Task: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES CN1CCN(c2ccc(-c3cccc(NC(=O)COc4ccc(Cl)cc4)c3)nn2)CC1?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
a) 0.874
b) 15.831
c) 7.862
Answer: a. 0.874\%.
{#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}.
CN1CCN(c2ccc(-c3cccc(NC(=O)COc4ccc(Cl)cc4)c3)nn2)CC1
CN1CCN(c2ccc(-c3cccc(NC(=O)COc4ccc(Cl)cc4)c3)nn2)CC1
2-(4-chlorophenoxy)-N-[3-[6-(4-methylpiperazin-1-yl)pyridazin-3-yl]phenyl]acetamide