C313212111113331323312111133133313331333133313331333133313331322331323123221   >>    C31321211111333132331211113313331333133313331333133313331333132233132312322   <<    C313212111113331323312111133133313331333133313331333133313331322331323123223   >>      C313212111113331323312111133133313331333133313331333133313331322331323123222   >>