C31232233133313221211113313331333132313331121133133313231333113313132131   >>    C3123223313331322121111331333133313231333112113313331323133311331313213   <<    C31232233133313221211113313331333132313331121133133313231333113313132133   >>      C31232233133313221211113313331333132313331121133133313231333113313132132   >>