I33113313233313223313233313112132313231323133313223313233313231323133311211   >>    I3311331323331322331323331311213231323132313331322331323331323132313331121   <<    I33113313233313223313233313112132313231323133313223313233313231323133311213   >>      I33113313233313223313233313112132313231323133313223313233313231323133311212   >>