Problem statement: Answer the MCQ question.
Query: Which drug has a 8.643\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) CCOc1ccc(N(CC(=O)Nc2cccc(Cl)c2)S(=O)(=O)c2c(C)noc2C)cc1
b) COCCSc1ccccc1C(=O)N1CCN(c2ccccc2OC)CC1
c) O=C(O)c1nn(-c2ccccc2)ccc1=O
Answer: c. O=C(O)c1nn(-c2ccccc2)ccc1=O
{#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#}
4-oxo-1-phenylpyridazine-3-carboxylic acid