C313212111113331323312111133133313331333133313331333133313331322331311213231   >>    C31321211111333132331211113313331333133313331333133313331333132233131121323   <<    C313212111113331323312111133133313331333133313331333133313331322331311213233   >>      C313212111113331323312111133133313331333133313331333133313331322331311213232   >>