Task: Answer the multiple-choice question.
Question: Which compound exhibits a 21.536% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. COc1ccc(C2N(C(=O)C(F)(F)F)C(C)CN2S(=O)(=O)c2ccc(C)cc2)cc1
b. O=C(O)Cn1c(=S)sc2ccccc21
c. O=S(=O)(NCCC1=CCCCC1)c1cccc(S(=O)(=O)N2CCOCC2)c1
d. CC(C)C(=O)Nc1ccc(N2CCCC2)cc1
Answer: d. CC(C)C(=O)Nc1ccc(N2CCCC2)cc1
{#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#}
CC(C)C(=O)Nc1ccc(N2CCCC2)cc1
CC(C)C(=O)Nc1ccc(N2CCCC2)cc1
2-methyl-N-(4-pyrrolidin-1-ylphenyl)propanamide