Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 2.942\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CN(C)/C=C/C(=O)C(F)(F)F
b COc1ccc(CCNC(=O)C2CC3Cn4c(nc5cc(C)c(C)cc54)C3N2C)cc1
Answer: a. CN(C)/C=C/C(=O)C(F)(F)F
{#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#}
CN(C)/C=C/C(=O)C(F)(F)F
CN(C)/C=C/C(=O)C(F)(F)F
(E)-4-(dimethylamino)-1,1,1-trifluorobut-3-en-2-one