Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 12.585\% 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 other words.
Options:
a: O=Cc1ccc(OCc2ccc3ccccc3c2)cc1
b: CCOc1ccc(-n2c(SCC(=O)Nc3cc(OC)c([N+](=O)[O-])cc3C)nc3ccccc32)cc1
Answer: a. O=Cc1ccc(OCc2ccc3ccccc3c2)cc1
{#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=Cc1ccc(OCc2ccc3ccccc3c2)cc1
O=Cc1ccc(OCc2ccc3ccccc3c2)cc1
4-(naphthalen-2-ylmethoxy)benzaldehyde