C21221212121323223313131323132322331323331323221331123231323132323131
>>
C2122121212132322331313132313232233132333132322133112323132313232313
<<
C21221212121323223313131323132322331323331323221331123231323132323133
>>
C21221212121323223313131323132322331323331323221331123231323132323132
>>