C222313211331322331323223313231133112113313113313223313232311211   >>    C22231321133132233132322331323113311211331311331322331323231121   <<    C222313211331322331323223313231133112113313113313223313232311213   >>      C222313211331322331323223313231133112113313113313223313232311212   >>