C312322331333132212111133133313331323133313221211111211113323213233331   >>    C31232233133313221211113313331333132313331322121111121111332321323333   <<    C312322331333132212111133133313331323133313221211111211113323213233333   >>      C312322331333132212111133133313331323133313221211111211113323213233332   >>