Problem statement: Answer the multiple choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES Cn1cnc2cc(NCc3ccc(Cl)cc3)ccc21?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] 5.056
[b] 13.643
[c] 10.123
[d] 4.450
[e] 8.495
Answer: a. 5.056\%.
{#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}.
Cn1cnc2cc(NCc3ccc(Cl)cc3)ccc21
Cn1cnc2cc(NCc3ccc(Cl)cc3)ccc21
N-[(4-chlorophenyl)methyl]-1-methylbenzimidazol-5-amine