Task: Answer the multiple choice question.
Question: Which compound has a 4.651\% 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) c1ccc(-c2nnc3n2-c2ccccc2SC3)cc1
(b) CC(C)CC(=O)Nc1ccc2nn(-c3ccccc3)nc2c1
Answer: a. c1ccc(-c2nnc3n2-c2ccccc2SC3)cc1
{#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#}
c1ccc(-c2nnc3n2-c2ccccc2SC3)cc1
c1ccc(-c2nnc3n2-c2ccccc2SC3)cc1
1-phenyl-4H-[1,2,4]triazolo[3,4-c][1,4]benzothiazine