Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 24.186\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) Cn1c(=O)c2cnc(-c3ccc(C(F)(F)F)cc3)nc2n(C)c1=O
b) COc1cccc(/C=N/NC(=O)c2ccc(CN3c4cccc5cccc(c45)S3(=O)=O)cc2)c1
Answer: a. Cn1c(=O)c2cnc(-c3ccc(C(F)(F)F)cc3)nc2n(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)c2cnc(-c3ccc(C(F)(F)F)cc3)nc2n(C)c1=O
Cn1c(=O)c2cnc(-c3ccc(C(F)(F)F)cc3)nc2n(C)c1=O
1,3-dimethyl-7-[4-(trifluoromethyl)phenyl]pyrimido[4,5-d]pyrimidine-2,4-dione