C31232233133313221211113313331333132313331322121133133313231333211131   >>    C3123223313331322121111331333133313231333132212113313331323133321113   <<    C31232233133313221211113313331333132313331322121133133313231333211133   >>      C31232233133313221211113313331333132313331322121133133313231333211132   >>