C313212111133131211331333133313331333131121133133313331333221333132211   >>    C31321211113313121133133313331333133313112113313331333133322133313221   <<    C313212111133131211331333133313331333131121133133313331333221333132213   >>      C313212111133131211331333133313331333131121133133313331333221333132212   >>