C312322331333132212111133133313331323133313331333133313331333131211111122223111   >>    C31232233133313221211113313331333132313331333133313331333133313121111112222311   <<    C312322331333132212111133133313331323133313331333133313331333131211111122223113   >>      C312322331333132212111133133313331323133313331333133313331333131211111122223112   >>