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system
Can you give the molecular formula of the molecule (3-acetyloxy-5-bromophenyl) acetate;[3-acetyloxy-5-[2-[4-(2-phenylethynyl)phenyl]ethynyl]phenyl] acetate;1-ethynyl-4-(2-phenylethynyl)benzene;5-[2-[4-(2-phenylethynyl)phenyl]ethynyl]benzene-1,3-diol ?
user
C74H51BrO10
assistant