C2212123213331323132233132233131323131323132313231311331323131112121   >>    C221212321333132313223313223313132313132313231323131133132313111212   <<    C2212123213331323132233132233131323131323132313231311331323131112123   >>      C2212123213331323132233132233131323131323132313231311331323131112122   >>