C313212111133131211331333133313331333133313231333133313331311211331322331211   >>    C31321211113313121133133313331333133313331323133313331333131121133132233121   <<    C313212111133131211331333133313331333133313231333133313331311211331322331213   >>      C313212111133131211331333133313331333133313231333133313331311211331322331212   >>