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-dimethylanthracene;1,10-dimethylanthracene;3,9-dimethylphenanthrene;1,6-dimethylpyrene;4,9-dimethylpyrene;ethane;1,2-xylene ?
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C110H134
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