C312322331333132212111133133313331323133313221211111211111231211331333112211   >>    C31232233133313221211113313331333132313331322121111121111123121133133311221   <<    C312322331333132212111133133313331323133313221211111211111231211331333112213   >>      C312322331333132212111133133313331323133313221211111211111231211331333112212   >>