C3132121111331312113313331333133313331333133313231232212121
  >>
   C313212111133131211331333133313331333133313331323123221212
  <<
   C3132121111331312113313331333133313331333133313231232212123
  >>
 
 
 C3132121111331312113313331333133313331333133313231232212122
  >>