Task: Answer the multiple-choice question.
Question: Which compound has a 12.992\% 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 other words.
Options:
(a) COc1ccccc1NCCC(=O)OCC(=O)NC1CCCCC1
(b) COc1ccc(OC)c(-n2c(-c3ccccc3)n[nH]c2=S)c1
Answer: b. COc1ccc(OC)c(-n2c(-c3ccccc3)n[nH]c2=S)c1
{#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#}
4-(2,5-dimethoxyphenyl)-3-phenyl-1H-1,2,4-triazole-5-thione