C312322331333132212111133133313331333133312121111121111122132311321   >>    C31232233133313221211113313331333133313331212111112111112213231132   <<    C312322331333132212111133133313331333133312121111121111122132311323   >>      C312322331333132212111133133313331333133312121111121111122132311322   >>