C313212111113331323312111133133313331333133313331333133112111133131322321   >>    C31321211111333132331211113313331333133313331333133313311211113313132232   <<    C313212111113331323312111133133313331333133313331333133112111133131322323   >>      C313212111113331323312111133133313331333133313331333133112111133131322322   >>