C313212111133131211331333133313331333133313231333133313331333133313113321333131   >>    C31321211113313121133133313331333133313331323133313331333133313331311332133313   <<    C313212111133131211331333133313331333133313231333133313331333133313113321333133   >>      C313212111133131211331333133313331333133313231333133313331333133313113321333132   >>