Task: Answer the multiple choice question.
Question: Which compound has a 12.255\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CSc1nsc(SCc2ccc(Cl)cc2)n1
[b] O=C(CNC(=O)c1ccc(F)cc1)N/N=C/c1cc(Br)ccc1OC(=O)/C=C/c1ccco1
Answer: a. CSc1nsc(SCc2ccc(Cl)cc2)n1
{#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#}
CSc1nsc(SCc2ccc(Cl)cc2)n1
CSc1nsc(SCc2ccc(Cl)cc2)n1
5-[(4-chlorophenyl)methylsulfanyl]-3-methylsulfanyl-1,2,4-thiadiazole