C132233133112121111331333133313331323331333133313231333121111113112331   >>    C13223313311212111133133313331333132333133313331323133312111111311233   <<    C132233133112121111331333133313331323331333133313231333121111113112333   >>      C132233133112121111331333133313331323331333133313231333121111113112332   >>