Task: Answer the MCQ question.
Query: Which compound has a -0.783% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CCOC(=O)c1sc(-n2[nH]c(C)cc2=O)nc1C
b) COc1ccccc1OCC(=O)OCC(=O)NCCN1C(=O)CSC1=O
Answer: b. COc1ccccc1OCC(=O)OCC(=O)NCCN1C(=O)CSC1=O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1ccccc1OCC(=O)OCC(=O)NCCN1C(=O)CSC1=O
COc1ccccc1OCC(=O)OCC(=O)NCCN1C(=O)CSC1=O
[2-[2-(2,4-dioxo-1,3-thiazolidin-3-yl)ethylamino]-2-oxoethyl]2-(2-methoxyphenoxy)acetate