C313212111133131211331333133313331333133313331322133313331333133313231323312111   >>    C31321211113313121133133313331333133313331333132213331333133313331323132331211   <<    C313212111133131211331333133313331333133313331322133313331333133313231323312113   >>      C313212111133131211331333133313331333133313331322133313331333133313231323312112   >>