C31232233133313221211113313331333132313331333133313331333133313331322212131   >>    C3123223313331322121111331333133313231333133313331333133313331333132221213   <<    C31232233133313221211113313331333132313331333133313331333133313331322212133   >>      C31232233133313221211113313331333132313331333133313331333133313331322212132   >>