C31232233133313221211113313331333133313113311331333133323131121132121   >>    C3123223313331322121111331333133313331311331133133313332313112113212   <<    C31232233133313221211113313331333133313113311331333133323131121132123   >>      C31232233133313221211113313331333133313113311331333133323131121132122   >>