Task: Answer the multiple-choice question.
Query: Which compound exhibits a 0.439\% 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 other words.
Options:
a. COc1cccc(NC(=O)CN(C)C(=O)c2cc(-c3ccccc3)nc3ccccc23)c1
b. COC(=O)c1cc(OC)c(OC)cc1NC(=S)N1CCN(c2ccccn2)CC1
Answer: b. COC(=O)c1cc(OC)c(OC)cc1NC(=S)N1CCN(c2ccccn2)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#}
COC(=O)c1cc(OC)c(OC)cc1NC(=S)N1CCN(c2ccccn2)CC1
COC(=O)c1cc(OC)c(OC)cc1NC(=S)N1CCN(c2ccccn2)CC1
methyl 4,5-dimethoxy-2-[(4-pyridin-2-ylpiperazine-1-carbothioyl)amino]benzoate