You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please identify the SMILES representation of the molecule named ethane;1-[3-(9H-fluoren-3-yl)phenyl]-6-(4-methylphenyl)pyrene;2-methylbut-2-ene;(2E,5Z)-3-methyl-4-methylidenehepta-2,5-diene .
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