Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 3.771\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: O=C(O)CCC(=O)Nc1nc2nc(-c3ccccc3)cc(-c3ccccc3)n2n1
b: CC(C)OCCCNC(=O)C1CC(=O)N(CCc2ccc(F)cc2)C1
Answer: a. O=C(O)CCC(=O)Nc1nc2nc(-c3ccccc3)cc(-c3ccccc3)n2n1
{#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(O)CCC(=O)Nc1nc2nc(-c3ccccc3)cc(-c3ccccc3)n2n1
O=C(O)CCC(=O)Nc1nc2nc(-c3ccccc3)cc(-c3ccccc3)n2n1
4-[(5,7-diphenyl-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)amino]-4-oxobutanoic acid