I33113313233313223313233313112132313231323133313223313231311331311311   >>    I3311331323331322331323331311213231323132313331322331323131133131131   <<    I33113313233313223313233313112132313231323133313223313231311331311313   >>      I33113313233313223313233313112132313231323133313223313231311331311312   >>