Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 15.167\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a.) CCn1c(=O)n(CC)c2cc([N+](=O)[O-])c(N3CCNCC3)cc21
b.) CNC(=S)NNC(=O)c1ccc2c(c1)OCO2
c.) COc1cccc(/C(C)=N/NC(=O)Cc2c(C)[nH][nH]c2=O)c1
Answer: a. CCn1c(=O)n(CC)c2cc([N+](=O)[O-])c(N3CCNCC3)cc21
{#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#}
CCn1c(=O)n(CC)c2cc([N+](=O)[O-])c(N3CCNCC3)cc21
CCn1c(=O)n(CC)c2cc([N+](=O)[O-])c(N3CCNCC3)cc21
1,3-diethyl-5-nitro-6-piperazin-1-ylbenzimidazol-2-one