Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 1.031\% 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) COc1cc(C2N(c3ccc(Cl)c(Cl)c3)C(=O)C3CCCN32)cc(OC)c1OC
(b) O=[N+]([O-])c1cccc(-c2cn3nc(-c4ccccc4)c(-c4ccccc4)nc3n2)c1
Answer: b. O=[N+]([O-])c1cccc(-c2cn3nc(-c4ccccc4)c(-c4ccccc4)nc3n2)c1
{#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=[N+]([O-])c1cccc(-c2cn3nc(-c4ccccc4)c(-c4ccccc4)nc3n2)c1
O=[N+]([O-])c1cccc(-c2cn3nc(-c4ccccc4)c(-c4ccccc4)nc3n2)c1
6-(3-nitrophenyl)-2,3-diphenylimidazo[1,2-b][1,2,4]triazine