C31232233133313221211113313331333132313331322121133132313222333131   >>    C3123223313331322121111331333133313231333132212113313231322233313   <<    C31232233133313221211113313331333132313331322121133132313222333133   >>      C31232233133313221211113313331333132313331322121133132313222333132   >>