C312322331333132212111133133313331323133313221211111211113311232212321331   >>    C31232233133313221211113313331333132313331322121111121111331123221232133   <<    C312322331333132212111133133313331323133313221211111211113311232212321333   >>      C312322331333132212111133133313331323133313221211111211113311232212321332   >>