Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 18.421\% 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: Cn1c(N)c(-c2nc3cccnc3n2C)sc1=S
b: Cn1c(Cc2ccccc2)nnc1SCc1cc(=O)n2ccsc2n1
c: Cc1c(C(c2ccc(F)cc2)c2c(C)n(C)n(-c3ccccc3)c2=O)c(=O)n(-c2ccccc2)n1C
d: Cc1nnc2ccc(N3CCC4(CC3)OCCO4)nn12
Answer: c. Cc1c(C(c2ccc(F)cc2)c2c(C)n(C)n(-c3ccccc3)c2=O)c(=O)n(-c2ccccc2)n1C
{#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#}
Cc1c(C(c2ccc(F)cc2)c2c(C)n(C)n(-c3ccccc3)c2=O)c(=O)n(-c2ccccc2)n1C
Cc1c(C(c2ccc(F)cc2)c2c(C)n(C)n(-c3ccccc3)c2=O)c(=O)n(-c2ccccc2)n1C
4-[(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)-(4-fluorophenyl)methyl]-1,5-dimethyl-2-phenylpyrazol-3-one