Task: Answer the multiple choice question.
Question: Which compound exhibits a 20.456\% 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 additional words.
Options:
a. CCCN1C2CCCC1CC(NC(=O)c1cccc(OC)c1)C2
b. O=c1n(Cc2ccc(F)cc2)nc2n1-c1ccccc1SC2
c. Cc1cc(C)nc(SCCC(=O)Nc2ccccc2C)n1
d. N#CCCCSc1nnc(Cc2ccc3c(c2)OCO3)o1
Answer: c. Cc1cc(C)nc(SCCC(=O)Nc2ccccc2C)n1
{#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#}
Cc1cc(C)nc(SCCC(=O)Nc2ccccc2C)n1
Cc1cc(C)nc(SCCC(=O)Nc2ccccc2C)n1
3-(4,6-dimethylpyrimidin-2-yl)sulfanyl-N-(2-methylphenyl)propanamide