Task: Answer the multiple choice question.
Question: Which drug exhibits a 7.591\% 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: CCCCOc1ccc(Cl)cc1CSc1nnc(CC)n1N
b: O=c1[nH]c(N2CCc3ccccc32)nc2c1CCCC2
Answer: a. CCCCOc1ccc(Cl)cc1CSc1nnc(CC)n1N
{#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#}
CCCCOc1ccc(Cl)cc1CSc1nnc(CC)n1N
CCCCOc1ccc(Cl)cc1CSc1nnc(CC)n1N
3-[(2-butoxy-5-chlorophenyl)methylsulfanyl]-5-ethyl-1,2,4-triazol-4-amine