Task: Answer the multiple-choice question.
Query: Which compound exhibits a -16.691\% 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. Nc1c(NCc2ccccc2)c(=O)[nH]c(=O)n1Cc1ccccc1
b. CCn1nnnc1NCc1ccc(OCc2ccc(F)cc2Cl)c(OC)c1
c. CC(C)CNc1ncnc2c1sc1nc(N3CCOCC3)c3c(c12)CC(C)(C)OC3
d. O=C(O)COc1cccc(NC(=O)c2ccccc2)c1
Answer: a. Nc1c(NCc2ccccc2)c(=O)[nH]c(=O)n1Cc1ccccc1
{#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#}
Nc1c(NCc2ccccc2)c(=O)[nH]c(=O)n1Cc1ccccc1
Nc1c(NCc2ccccc2)c(=O)[nH]c(=O)n1Cc1ccccc1
6-amino-1-benzyl-5-(benzylamino)pyrimidine-2,4-dione