I33113313233313223313233313112132313231323133313223313123231323132322311   >>    I3311331323331322331323331311213231323132313331322331312323132313232231   <<    I33113313233313223313233313112132313231323133313223313123231323132322313   >>      I33113313233313223313233313112132313231323133313223313123231323132322312   >>