You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule sodium;[4-[6-(tetrazol-5-ylidene)cyclohexa-2,4-dien-1-ylidene]cyclohexa-2,5-dien-1-ylidene]methanolate .
user
C14H9N4NaO
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