C31232233133313221211113313331333132313331322121133133313231331121111123131   >>    C3123223313331322121111331333133313231333132212113313331323133112111112313   <<    C31232233133313221211113313331333132313331322121133133313231331121111123133   >>      C31232233133313221211113313331333132313331322121133133313231331121111123132   >>