Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a -15.936% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] COc1ccc(NC(=O)CSc2nnnn2-c2ccccc2F)cc1
[b] CCCCn1c(-c2ccc(OC(F)F)cc2)nc2c1c(=O)[nH]c(=O)n2CC(C)C
[c] COc1ccc(C(=O)NCc2cn3c(C)csc3n2)cc1OC
Answer: b. CCCCn1c(-c2ccc(OC(F)F)cc2)nc2c1c(=O)[nH]c(=O)n2CC(C)C
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCCCn1c(-c2ccc(OC(F)F)cc2)nc2c1c(=O)[nH]c(=O)n2CC(C)C
CCCCn1c(-c2ccc(OC(F)F)cc2)nc2c1c(=O)[nH]c(=O)n2CC(C)C
7-butyl-8-[4-(difluoromethoxy)phenyl]-3-(2-methylpropyl)purine-2,6-dione