C31232233133313221211113313331333132313331322121111121323131121133131   >>    C3123223313331322121111331333133313231333132212111112132313112113313   <<    C31232233133313221211113313331333132313331322121111121323131121133133   >>      C31232233133313221211113313331333132313331322121111121323131121133132   >>