Problem statement: Answer the MCQ question.
Question: Which compound exhibits a -3.834\% 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. CCc1c(C(=O)NCCc2cccc(C)c2)[nH]c(C)c1C(C)=O
b. O=C1CN(c2ccc(C(F)(F)F)cc2[N+](=O)[O-])CC2OCCCN12
Answer: b. O=C1CN(c2ccc(C(F)(F)F)cc2[N+](=O)[O-])CC2OCCCN12
{#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=C1CN(c2ccc(C(F)(F)F)cc2[N+](=O)[O-])CC2OCCCN12
O=C1CN(c2ccc(C(F)(F)F)cc2[N+](=O)[O-])CC2OCCCN12
8-[2-nitro-4-(trifluoromethyl)phenyl]-2,3,4,7,9,9a-hexahydropyrazino[2,1-b][1,3]oxazin-6-one