C31232233133313221211113313331333132313331333133313331333133321123121   >>    C3123223313331322121111331333133313231333133313331333133313332112312   <<    C31232233133313221211113313331333132313331333133313331333133321123123   >>      C31232233133313221211113313331333132313331333133313331333133321123122   >>