Task: Answer the MCQ question.
Query: Which compound has a 21.017\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) O=C(COC(=O)c1cnccn1)NCc1ccc2c(c1)OCO2
b.) C#CC1(NC(=O)NC(C)C)CCCCC1
c.) COc1ccccc1NC(=O)CN1C(=O)CSC(C)C1=O
d.) COc1ccc(CC(=O)NCc2ccccc2Cl)cc1S(=O)(=O)N1CCOCC1
Answer: c. COc1ccccc1NC(=O)CN1C(=O)CSC(C)C1=O
{#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#}
COc1ccccc1NC(=O)CN1C(=O)CSC(C)C1=O
COc1ccccc1NC(=O)CN1C(=O)CSC(C)C1=O
N-(2-methoxyphenyl)-2-(2-methyl-3,5-dioxothiomorpholin-4-yl)acetamide