Task: Answer the MCQ question.
Question: Which compound exhibits a -8.537\% 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) O=C(NCc1ccccc1)c1cccc(S(=O)(=O)N2CCOCC2)c1
(b) COc1ccc(-c2[nH]c(-c3ccc4c(c3)OCO4)nc2-c2ccccc2)cc1
(c) COc1nc(-c2ccccc2)cc(C(F)(F)F)n1
Answer: c. COc1nc(-c2ccccc2)cc(C(F)(F)F)n1
{#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#}
COc1nc(-c2ccccc2)cc(C(F)(F)F)n1
COc1nc(-c2ccccc2)cc(C(F)(F)F)n1
2-methoxy-4-phenyl-6-(trifluoromethyl)pyrimidine