C313212111113331323312111133133313331333133313331333132313231322331   >>    C31321211111333132331211113313331333133313331333133313231323132233   <<    C313212111113331323312111133133313331333133313331333132313231322333   >>      C313212111113331323312111133133313331333133313331333132313231322332   >>