You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 1-[[4-(7H-cyclopenta[b]pyridin-3-yl)-2,6-difluorophenyl]methyl]pyrido[3,4-b]pyrazin-2-one ?
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C22H14F2N4O
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