C313212111133131211331333133313331333133313231333133313331333133313223123222321   >>    C31321211113313121133133313331333133313331323133313331333133313331322312322232   <<    C313212111133131211331333133313331333133313231333133313331333133313223123222323   >>      C313212111133131211331333133313331333133313231333133313331333133313223123222322   >>