Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 8.999\% 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 CC1Oc2ccccc2N(Cc2cccc(F)c2)C1=O
b Cc1cc(C)cc(-n2nnnc2-c2cn(C)nc2C(F)(F)F)c1
Answer: a. CC1Oc2ccccc2N(Cc2cccc(F)c2)C1=O
{#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#}
CC1Oc2ccccc2N(Cc2cccc(F)c2)C1=O
CC1Oc2ccccc2N(Cc2cccc(F)c2)C1=O
4-[(3-fluorophenyl)methyl]-2-methyl-1,4-benzoxazin-3-one