C313212111113331323312111133133313331333133313331333133313331333131233312321   >>    C31321211111333132331211113313331333133313331333133313331333133313123331232   <<    C313212111113331323312111133133313331333133313331333133313331333131233312323   >>      C313212111113331323312111133133313331333133313331333133313331333131233312322   >>