C313212111113331323312111133133313331333133313331333133313331311331323212231   >>    C31321211111333132331211113313331333133313331333133313331333131133132321223   <<    C313212111113331323312111133133313331333133313331333133313331311331323212233   >>      C313212111113331323312111133133313331333133313331333133313331311331323212232   >>