Problem statement: Answer the multiple choice question.
Question: Which compound has a 0.894\% human ether-à-go-go related gene (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) c1ccc(-c2nc(-n3nc4ccccc4n3)nc3ccccc23)cc1
b) COc1cccc2c(C)c(C(=O)O)[nH]c12
Answer: b. COc1cccc2c(C)c(C(=O)O)[nH]c12
{#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#}
COc1cccc2c(C)c(C(=O)O)[nH]c12
COc1cccc2c(C)c(C(=O)O)[nH]c12
7-methoxy-3-methyl-1H-indole-2-carboxylic acid