Task: Answer the multiple choice question.
Query: Which drug exhibits a -1.905\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. CCOn1c(=O)c(-c2cccc(Br)c2)[n+]([O-])c2ccccc21
b. Cc1ccc(N2CC(C(=O)Nc3nnc(SCC(=O)Nc4nc(C)cs4)s3)CC2=O)cc1
c. CC1(C)Cc2c(c(=S)nc(-c3ccccc3)n2CCOCCO)CO1
Answer: c. CC1(C)Cc2c(c(=S)nc(-c3ccccc3)n2CCOCCO)CO1
{#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#}
CC1(C)Cc2c(c(=S)nc(-c3ccccc3)n2CCOCCO)CO1
CC1(C)Cc2c(c(=S)nc(-c3ccccc3)n2CCOCCO)CO1
1-[2-(2-hydroxyethoxy)ethyl]-7,7-dimethyl-2-phenyl-5,8-dihydropyrano[4,3-d]pyrimidine-4-thione