Task: Answer the multiple-choice question.
Query: Which drug exhibits a 7.996\% 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) O=C(C1CCN(S(=O)(=O)c2ccc(F)cc2)CC1)N1CCOCC1
(b) CSc1nnnn1CCn1nnnc1SC
Answer: b. CSc1nnnn1CCn1nnnc1SC
{#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#}
CSc1nnnn1CCn1nnnc1SC
CSc1nnnn1CCn1nnnc1SC
5-methylsulfanyl-1-[2-(5-methylsulfanyltetrazol-1-yl)ethyl]tetrazole