C212212121212113313221323131323131323132322331323132233132313123131
>>
C21221212121211331322132313132313132313232233132313223313231312313
<<
C212212121212113313221323131323131323132322331323132233132313123133
>>
C212212121212113313221323131323131323132322331323132233132313123132
>>