Task: Answer the multiple-choice question.
Question: Which compound exhibits a 4.181\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. CC1CCN(c2ncnc3c2cnn3Cc2ccc(Cl)cc2)CC1
b. O=C(/C=C/Nc1ccc(F)cc1F)c1cccs1
c. CCOc1ccc(N(CC(=O)Nc2ccc(OC)cc2)S(=O)(=O)c2c(C)[nH]c(=O)[nH]c2=O)cc1
Answer: a. CC1CCN(c2ncnc3c2cnn3Cc2ccc(Cl)cc2)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#}
CC1CCN(c2ncnc3c2cnn3Cc2ccc(Cl)cc2)CC1
CC1CCN(c2ncnc3c2cnn3Cc2ccc(Cl)cc2)CC1
1-[(4-chlorophenyl)methyl]-4-(4-methylpiperidin-1-yl)pyrazolo[3,4-d]pyrimidine