Task: Answer the multiple-choice question.
Question: Which drug exhibits a 9.850\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a O=C(N/C(=C/c1ccccc1F)C(=O)N1CCCCC1)c1ccccc1
b O=[N+]([O-])c1cccc(N=Cc2sc3ccccc3c2O)c1
Answer: b. O=[N+]([O-])c1cccc(N=Cc2sc3ccccc3c2O)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(N=Cc2sc3ccccc3c2O)c1
O=[N+]([O-])c1cccc(N=Cc2sc3ccccc3c2O)c1
2-[(3-nitrophenyl)iminomethyl]-1-benzothiophen-3-ol