C313212111113331323312111133133313331333133313331333133313113313223313221232331   >>    C31321211111333132331211113313331333133313331333133313331311331322331322123233   <<    C313212111113331323312111133133313331333133313331333133313113313223313221232333   >>      C313212111113331323312111133133313331333133313331333133313113313223313221232332   >>