Task: Answer the multiple choice question.
Question: Which compound exhibits a 15.834\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: COC(=O)c1ccc(NC(=S)NN2CCCCC2c2cccnc2)cc1
b: Cc1ccccc1COC(=O)c1cc([N+](=O)[O-])ccc1N1CCOCC1
c: Cn1c(=O)c2c(nc(CN3CCc4ccccc4C3)n2Cc2ccc(Cl)cc2)n(C)c1=O
d: COc1ccc(/C=N/N2CCOCC2)cc1COc1ccc(F)cc1
Answer: c. Cn1c(=O)c2c(nc(CN3CCc4ccccc4C3)n2Cc2ccc(Cl)cc2)n(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#}
Cn1c(=O)c2c(nc(CN3CCc4ccccc4C3)n2Cc2ccc(Cl)cc2)n(C)c1=O
Cn1c(=O)c2c(nc(CN3CCc4ccccc4C3)n2Cc2ccc(Cl)cc2)n(C)c1=O
7-[(4-chlorophenyl)methyl]-8-(3,4-dihydro-1H-isoquinolin-2-ylmethyl)-1,3-dimethylpurine-2,6-dione