Problem statement: Answer the MCQ question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES COc1cc2[nH]c3c(N4CCN(c5ccc(Cl)cc5)CC4)ncnc3c2cc1OC?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a.) -3.258
b.) 15.752
c.) -15.750
d.) -1.811
e.) 3.286
Answer: d. -1.811\%.
{#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}.
4-[4-(4-chlorophenyl)piperazin-1-yl]-7,8-dimethoxy-5H-pyrimido[5,4-b]indole