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 3-cyclobutyl-8-(6-pyrrolidin-1-ylpyridazin-3-yl)-1,2,4,5-tetrahydro-[1,4]diazepino[1,7-a]benzimidazole .
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C23H28N6
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