Task: Answer the multiple choice question.
Question: Which drug exhibits a 15.578\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] Cc1ccc(S(=O)(=O)Nc2ccccc2C(=O)Nc2sccc2C(=O)NN(C)C)cc1
[b] COc1ccc(NC(=S)Nc2ccc(N)c([N+](=O)[O-])c2)cc1
Answer: b. COc1ccc(NC(=S)Nc2ccc(N)c([N+](=O)[O-])c2)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#}
COc1ccc(NC(=S)Nc2ccc(N)c([N+](=O)[O-])c2)cc1
COc1ccc(NC(=S)Nc2ccc(N)c([N+](=O)[O-])c2)cc1
[2-amino-5-[(4-methoxyphenyl)carbamothioylamino]phenyl]-oxido-oxoazanium