Task: Answer the multiple-choice question.
Query: Which compound has a 11.571\% 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(COc1ccccc1[N+](=O)[O-])N1CCC(Cc2ccccc2)CC1
(b) Cc1ccc(S(=O)(=O)NCC(=O)OCC(=O)c2c(N)n(C)c(=O)n(C)c2=O)cc1
Answer: a. O=C(COc1ccccc1[N+](=O)[O-])N1CCC(Cc2ccccc2)CC1
{#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=C(COc1ccccc1[N+](=O)[O-])N1CCC(Cc2ccccc2)CC1
O=C(COc1ccccc1[N+](=O)[O-])N1CCC(Cc2ccccc2)CC1
1-(4-benzylpiperidin-1-yl)-2-(2-nitrophenoxy)ethanone