Task: Answer the multiple choice question.
Query: Which drug exhibits a 13.912\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) O=C(Cc1ccccc1[N+](=O)[O-])OCc1cccc([N+](=O)[O-])c1
b) CCOc1ccc2c(c1)[N+](C)(C)C(C)(C)C=C2C.[I-]
Answer: b. CCOc1ccc2c(c1)[N+](C)(C)C(C)(C)C=C2C.[I-]
{#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#}
CCOc1ccc2c(c1)[N+](C)(C)C(C)(C)C=C2C.[I-]
CCOc1ccc2c(c1)[N+](C)(C)C(C)(C)C=C2C.[I-]
7-ethoxy-1,1,2,2,4-pentamethylquinolin-1-ium;iodide