Task: Answer the multiple-choice question.
Query: Which compound exhibits a 2.599\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) Cc1cccc(OCc2nnc(SCC(=O)N3c4ccccc4Sc4ccc(Cl)cc43)o2)c1
b) Cn1c(COc2ccc(Br)cc2)nnc1SC1CCc2ccccc2C1=O
Answer: a. Cc1cccc(OCc2nnc(SCC(=O)N3c4ccccc4Sc4ccc(Cl)cc43)o2)c1
{#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#}
Cc1cccc(OCc2nnc(SCC(=O)N3c4ccccc4Sc4ccc(Cl)cc43)o2)c1
Cc1cccc(OCc2nnc(SCC(=O)N3c4ccccc4Sc4ccc(Cl)cc43)o2)c1
1-(2-chlorophenothiazin-10-yl)-2-[[5-[(3-methylphenoxy)methyl]-1,3,4-oxadiazol-2-yl]sulfanyl]ethanone