C312322331333132212111133133313331333133312121111121111133323132323321   >>    C31232233133313221211113313331333133313331212111112111113332313232332   <<    C312322331333132212111133133313331333133312121111121111133323132323323   >>      C312322331333132212111133133313331333133312121111121111133323132323322   >>