Task: Answer the MCQ question.
Question: Which compound has a 6.441\% human ether-à-go-go related gene (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 Cn1c(SCc2ccc(F)cc2)nnc1-c1cnccn1
b CC(C)CNC(=O)c1cccc(NC(=O)c2ccco2)c1
Answer: a. Cn1c(SCc2ccc(F)cc2)nnc1-c1cnccn1
{#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(SCc2ccc(F)cc2)nnc1-c1cnccn1
Cn1c(SCc2ccc(F)cc2)nnc1-c1cnccn1
2-[5-[(4-fluorophenyl)methylsulfanyl]-4-methyl-1,2,4-triazol-3-yl]pyrazine