Problem statement: Answer the multiple choice question.
Query: Which drug has a -1.699\% 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.) COc1ccc(-c2ccc(=O)n(Cc3cc(=O)n4ccccc4n3)n2)cc1
b.) COc1ccc(C=O)cc1COc1ccc(C)cc1[N+](=O)[O-]
Answer: a. COc1ccc(-c2ccc(=O)n(Cc3cc(=O)n4ccccc4n3)n2)cc1
{#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#}
2-[[3-(4-methoxyphenyl)-6-oxopyridazin-1-yl]methyl]pyrido[1,2-a]pyrimidin-4-one