Task: Answer the multiple-choice question.
Query: Which drug exhibits a -19.982\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a COc1cccc(NC(=O)NC2CCN(Cc3nnnn3Cc3ccc(F)cc3)CC2)c1
b CCOC(=O)CC(=O)Nc1ccc(C)cc1
Answer: a. COc1cccc(NC(=O)NC2CCN(Cc3nnnn3Cc3ccc(F)cc3)CC2)c1
{#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#}
1-[1-[[1-[(4-fluorophenyl)methyl]tetrazol-5-yl]methyl]piperidin-4-yl]-3-(5-methoxyphenyl)urea