C2222123232233131323132313232313232313231323223313231323211131221   >>    C222212323223313132313231323231323231323132322331323132321113122   <<    C2222123232233131323132313232313232313231323223313231323211131223   >>      C2222123232233131323132313232313232313231323223313231323211131222   >>