Task: Answer the multiple-choice question.
Query: Which drug exhibits a 8.426\% 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) Cc1cccnc1NC(=O)CNC(=O)c1ccccc1
(b) O=c1[nH]c(O)c(C=Nc2cc(F)cc(F)c2)c(=O)[nH]1
(c) c1cncc(-c2nc(NCCCN3CCOCC3)c3c4c(sc3n2)CCC4)c1
Answer: b. O=c1[nH]c(O)c(C=Nc2cc(F)cc(F)c2)c(=O)[nH]1
{#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=c1[nH]c(O)c(C=Nc2cc(F)cc(F)c2)c(=O)[nH]1
O=c1[nH]c(O)c(C=Nc2cc(F)cc(F)c2)c(=O)[nH]1
5-[(3,5-difluorophenyl)iminomethyl]-6-hydroxy-1H-pyrimidine-2,4-dione