Task: Answer the multiple choice question.
Question: Which compound exhibits a 14.618\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) COC(=O)c1sc(NC(=O)c2cccc([N+](=O)[O-])c2)c(C(N)=O)c1C
b) Fc1cccc(CCN2CCNC[C@@H]2Cc2ccccc2)c1
Answer: b. Fc1cccc(CCN2CCNC[C@@H]2Cc2ccccc2)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#}
Fc1cccc(CCN2CCNC[C@@H]2Cc2ccccc2)c1
Fc1cccc(CCN2CCNC[C@@H]2Cc2ccccc2)c1
(2S)-2-benzyl-1-[2-(3-fluorophenyl)ethyl]piperazine