C2212123213331323132233132233131323131323132313231311331322121121   >>    C221212321333132313223313223313132313132313231323131133132212112   <<    C2212123213331323132233132233131323131323132313231311331322121123   >>      C2212123213331323132233132233131323131323132313231311331322121122   >>