C212212121212113313221323131323131323132322331323132233132332313231323131
>>
C21221212121211331322132313132313132313232233132313223313233231323132313
<<
C212212121212113313221323131323131323132322331323132233132332313231323133
>>
C212212121212113313221323131323131323132322331323132233132332313231323132
>>