C132233133112121111331333133313331333132331213331333133313333123331   >>    C13223313311212111133133313331333133313233121333133313331333312333   <<    C132233133112121111331333133313331333132331213331333133313333123333   >>      C132233133112121111331333133313331333132331213331333133313333123332   >>