Task: Answer the multiple choice question.
Question: Which drug has a -5.232\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: COc1cccc(C=O)c1OCCCOc1cccc2cccnc12
b: CCNC(=O)c1c(C)nc2ccccn12
c: COc1ccc(-n2c(CN3CCC(C(N)=O)CC3)nc3ccc([N+](=O)[O-])cc3c2=O)c(OC)c1
Answer: b. CCNC(=O)c1c(C)nc2ccccn12
{#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#}
CCNC(=O)c1c(C)nc2ccccn12
CCNC(=O)c1c(C)nc2ccccn12
N-ethyl-2-methylimidazo[1,2-a]pyridine-3-carboxamide