Task: Answer the multiple choice question.
Question: Which drug has a 15.230\% 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=c1c2ccccc2ncn1CCCCOc1ccccc1F
b O=C(c1ccc(CS(=O)(=O)c2ccc(Br)cc2)o1)N1CCCCCC1
Answer: a. O=c1c2ccccc2ncn1CCCCOc1ccccc1F
{#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=c1c2ccccc2ncn1CCCCOc1ccccc1F
O=c1c2ccccc2ncn1CCCCOc1ccccc1F
3-[4-(2-fluorophenoxy)butyl]quinazolin-4-one