C312322331333132212111133133313331333133312121111331333121323221   >>    C31232233133313221211113313331333133313331212111133133312132322   <<    C312322331333132212111133133313331333133312121111331333121323223   >>      C312322331333132212111133133313331333133312121111331333121323222   >>