Problem statement: Answer the multiple choice question.
Question: Which compound has a -2.053\% 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: O=C1C(=O)c2ccccc2C([O-])=C1[n+]1ccccc1
b: Cc1ccn2cc(CCNC(=O)COc3ccccc3)nc2c1
Answer: a. O=C1C(=O)c2ccccc2C([O-])=C1[n+]1ccccc1
{#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=C1C(=O)c2ccccc2C([O-])=C1[n+]1ccccc1
O=C1C(=O)c2ccccc2C([O-])=C1[n+]1ccccc1
3,4-dioxo-2-pyridin-1-ium-1-ylnaphthalen-1-olate