I33113313233313223313233313112132313231323133313223313232213311   >>    I3311331323331322331323331311213231323132313331322331323221331   <<    I33113313233313223313233313112132313231323133313223313232213313   >>      I33113313233313223313233313112132313231323133313223313232213312   >>