Task: Answer the multiple-choice question.
Question: Which drug has a -0.501\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a c1ccc2c(c1)sc1nnnn12
b Cc1nc(-c2ccc(C(=O)Nc3ccc(F)cc3)cc2)cs1
c COc1ccc(C2CC(=O)C3=C(C2)Nc2ncnn2C3c2ccccc2C)cc1
Answer: a. c1ccc2c(c1)sc1nnnn12
{#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#}
c1ccc2c(c1)sc1nnnn12
c1ccc2c(c1)sc1nnnn12
tetrazolo[5,1-b][1,3]benzothiazole