Task: Answer the multiple-choice question.
Query: Which compound has a -6.519\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a O=C(NCc1cccnc1)c1c(F)c(F)c(F)c(F)c1F
b Cc1ccc(S(=O)(=O)N2Cc3ccccc3CC2C(=O)Nc2cc(C)on2)cc1
c CCOC(=O)c1ccc(-n2c(CN3CCC(O)CC3)nc3ccc([N+](=O)[O-])cc3c2=O)cc1
d Cc1nc2ccccc2c(=O)n1NC(=O)Cc1ccc(Br)cc1
e CCc1nn(CC(=O)NCCCN2CCN(C)CC2)c(=O)c2cc3occc3n12
Answer: a. O=C(NCc1cccnc1)c1c(F)c(F)c(F)c(F)c1F
{#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#}
O=C(NCc1cccnc1)c1c(F)c(F)c(F)c(F)c1F
O=C(NCc1cccnc1)c1c(F)c(F)c(F)c(F)c1F
2,3,4,5,6-pentafluoro-N-(pyridin-3-ylmethyl)benzamide