C31232233133313221211113313331333132313331322121111113313311211113313133112111   >>    C3123223313331322121111331333133313231333132212111111331331121111331313311211   <<    C31232233133313221211113313331333132313331322121111113313311211113313133112113   >>      C31232233133313221211113313331333132313331322121111113313311211113313133112112   >>