Task: Answer the multiple-choice question.
Question: Which drug has a 10.766\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] O=C(N/N=C/c1cccc(F)c1)c1c(O)c2c([nH]c1=O)CCCC2
[b] Cn1c(N2CCCC2)nc2c1c(=O)[nH]c(=O)n2C
[c] CC(C)CSc1nc2ccccc2[nH]1
[d] COc1ccc(CN2CCCC(N3CCN(c4cccc(Cl)c4)CC3)C2)cc1OC
[e] Cc1cc[n+](CC(=O)Nc2cccc(C)c2)cc1.[Cl-]
Answer: b. Cn1c(N2CCCC2)nc2c1c(=O)[nH]c(=O)n2C
{#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#}
Cn1c(N2CCCC2)nc2c1c(=O)[nH]c(=O)n2C
Cn1c(N2CCCC2)nc2c1c(=O)[nH]c(=O)n2C
3,7-dimethyl-8-pyrrolidin-1-ylpurine-2,6-dione