C2212123213331323132233132233131323131323132313231311331323133313331311222211   >>    C221212321333132313223313223313132313132313231323131133132313331333131122221   <<    C2212123213331323132233132233131323131323132313231311331323133313331311222213   >>      C2212123213331323132233132233131323131323132313231311331323133313331311222212   >>