C2212123213331323132233132233131323131323132313231311331323133313331313112121   >>    C221212321333132313223313223313132313132313231323131133132313331333131311212   <<    C2212123213331323132233132233131323131323132313231311331323133313331313112123   >>      C2212123213331323132233132233131323131323132313231311331323133313331313112122   >>