Task: Answer the multiple-choice question.
Query: Which drug exhibits a -4.856\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CCN(CC(=O)Nc1ccccc1C(F)(F)F)C(=O)Cc1sc(C)nc1-c1ccc(F)cc1
b. COc1ccc(-c2ccc(=O)[nH]n2)cc1
Answer: b. COc1ccc(-c2ccc(=O)[nH]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#}
COc1ccc(-c2ccc(=O)[nH]n2)cc1
COc1ccc(-c2ccc(=O)[nH]n2)cc1
3-(4-methoxyphenyl)-1H-pyridazin-6-one