Task: Answer the MCQ question.
Question: Which compound has a 12.703\% 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. CCOC(=O)C1CCN(c2ncnc3c(C)csc23)CC1
b. Cc1ccc(NC(=O)Cc2nc(CCl)cs2)cc1.Cl
Answer: a. CCOC(=O)C1CCN(c2ncnc3c(C)csc23)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)C1CCN(c2ncnc3c(C)csc23)CC1
CCOC(=O)C1CCN(c2ncnc3c(C)csc23)CC1
ethyl1-(7-methylthieno[3,2-d]pyrimidin-4-yl)piperidine-4-carboxylate