C3132121111133313233121111331333133313331333133313331333133313331121133222321   >>    C313212111113331323312111133133313331333133313331333133313331333112113322232   <<    C3132121111133313233121111331333133313331333133313331333133313331121133222323   >>      C3132121111133313233121111331333133313331333133313331333133313331121133222322   >>