C132233133112121111331333133313331333132322331333133313223113323211   >>    C13223313311212111133133313331333133313232233133313331322311332321   <<    C132233133112121111331333133313331333132322331333133313223113323213   >>      C132233133112121111331333133313331333132322331333133313223113323212   >>