C313212111113331323312111133133313331333133313331333133313331333133313221131121   >>    C31321211111333132331211113313331333133313331333133313331333133313331322113112   <<    C313212111113331323312111133133313331333133313331333133313331333133313221131123   >>      C313212111113331323312111133133313331333133313331333133313331333133313221131122   >>