Task: Answer the multiple-choice question.
Question: Which compound exhibits a 0.890\% 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.) Cc1cccc(OCc2nnc(SCC(=O)Nc3ccc(C)c(C)c3)o2)c1
b.) CCOC(=O)N1CCN(C(=O)CCSc2ccc(C)cc2)CC1
Answer: b. CCOC(=O)N1CCN(C(=O)CCSc2ccc(C)cc2)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#}
CCOC(=O)N1CCN(C(=O)CCSc2ccc(C)cc2)CC1
CCOC(=O)N1CCN(C(=O)CCSc2ccc(C)cc2)CC1
ethyl4-[3-(4-methylphenyl)sulfanylpropanoyl]piperazine-1-carboxylate