C2222123232233131323132313232313232313231323223313231323212331323132313121   >>    C222212323223313132313231323231323231323132322331323132321233132313231312   <<    C2222123232233131323132313232313232313231323223313231323212331323132313123   >>      C2222123232233131323132313232313232313231323223313231323212331323132313122   >>