C31232233133313221211113313331333132313331322121111121333131111211   >>    C3123223313331322121111331333133313231333132212111112133313111121   <<    C31232233133313221211113313331333132313331322121111121333131111213   >>      C31232233133313221211113313331333132313331322121111121333131111212   >>