C132233133112121111331333133313231333132333131212121111331322221   >>    C13223313311212111133133313331323133313233313121212111133132222   <<    C132233133112121111331333133313231333132333131212121111331322223   >>      C132233133112121111331333133313231333132333131212121111331322222   >>