Task: Answer the MCQ question.
Question: Which compound has a 6.835\% 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: COc1ccc(S(=O)(=O)N2CCCCC2C)cc1
b: COc1ccccc1CNC1=NCCC1
Answer: b. COc1ccccc1CNC1=NCCC1
{#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#}
COc1ccccc1CNC1=NCCC1
COc1ccccc1CNC1=NCCC1
N-[(2-methoxyphenyl)methyl]-3,4-dihydro-2H-pyrrol-5-amine