Task: Answer the MCQ question.
Query: Which drug exhibits a 3.666\% 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 other words.
Options:
a: Cc1cccc(CC(=O)OCn2nnc3ccccc3c2=O)c1
b: O=C1N(CCCN2C(=O)C3(OCCO3)c3ccccc32)c2ccccc2C12OCCO2
Answer: b. O=C1N(CCCN2C(=O)C3(OCCO3)c3ccccc32)c2ccccc2C12OCCO2
{#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=C1N(CCCN2C(=O)C3(OCCO3)c3ccccc32)c2ccccc2C12OCCO2
O=C1N(CCCN2C(=O)C3(OCCO3)c3ccccc32)c2ccccc2C12OCCO2
1'-[3-(2'-oxospiro[1,3-dioxolane-2,3'-indole]-1'-yl)propyl]spiro[1,3-dioxolane-2,3'-indole]-2'-one