C312322331333132212111133133313331323133313221211113313331313231333112112211   >>    C31232233133313221211113313331333132313331322121111331333131323133311211221   <<    C312322331333132212111133133313331323133313221211113313331313231333112112213   >>      C312322331333132212111133133313331323133313221211113313331313231333112112212   >>