C313212111113331323312111133133313331333133313331333133313331333131331132321   >>    C31321211111333132331211113313331333133313331333133313331333133313133113232   <<    C313212111113331323312111133133313331333133313331333133313331333131331132323   >>      C313212111113331323312111133133313331333133313331333133313331333131331132322   >>