C312322331333132212111133133313331333133312121111331313331322222321   >>    C31232233133313221211113313331333133313331212111133131333132222232   <<    C312322331333132212111133133313331333133312121111331313331322222323   >>      C312322331333132212111133133313331333133312121111331313331322222322   >>