C312322331333132212111133133313331333133312121111121111133323113321   >>    C31232233133313221211113313331333133313331212111112111113332311332   <<    C312322331333132212111133133313331333133312121111121111133323113323   >>      C312322331333132212111133133313331333133312121111121111133323113322   >>