C313212111113331323312111133133313331333133313331333133313331333131123313332211   >>    C31321211111333132331211113313331333133313331333133313331333133313112331333221   <<    C313212111113331323312111133133313331333133313331333133313331333131123313332213   >>      C313212111113331323312111133133313331333133313331333133313331333131123313332212   >>