C132233133112121111331333133313231333132333131211113313113213222311   >>    C13223313311212111133133313331323133313233313121111331311321322231   <<    C132233133112121111331333133313231333132333131211113313113213222313   >>      C132233133112121111331333133313231333132333131211113313113213222312   >>