Task: Answer the multiple-choice question.
Query: Which drug exhibits a -16.225\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) Cc1cc2n(n1)SC(Nc1ccc(F)cc1)N2
b) Cc1cc(C(=O)N2CCCC(N3CCN(c4cccc(Cl)c4)CC3)C2)no1
Answer: a. Cc1cc2n(n1)SC(Nc1ccc(F)cc1)N2
{#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#}
Cc1cc2n(n1)SC(Nc1ccc(F)cc1)N2
Cc1cc2n(n1)SC(Nc1ccc(F)cc1)N2
N-(4-fluorophenyl)-6-methyl-1,2-dihydropyrazolo[1,5-b][1,2,4]thiadiazol-2-amine