C31321211111333132331211113313331333133313331333133313231333132233312131   >>    C3132121111133313233121111331333133313331333133313331323133313223331213   <<    C31321211111333132331211113313331333133313331333133313231333132233312133   >>      C31321211111333132331211113313331333133313331333133313231333132233312132   >>