Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 6.530\% 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) COc1ccc(/C=C/C(=O)c2cc(F)ccc2OC(=O)c2ccccc2C)cc1OC
(b) COc1cccc2c1CCc1c-2nc2ccccc2c1C(=O)O
Answer: b. COc1cccc2c1CCc1c-2nc2ccccc2c1C(=O)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#}
COc1cccc2c1CCc1c-2nc2ccccc2c1C(=O)O
COc1cccc2c1CCc1c-2nc2ccccc2c1C(=O)O
4-methoxy-5,6-dihydrobenzo[c]acridine-7-carboxylic acid