C132233133112121111331333133313331333132322331333133313233223311331   >>    C13223313311212111133133313331333133313232233133313331323322331133   <<    C132233133112121111331333133313331333132322331333133313233223311333   >>      C132233133112121111331333133313331333132322331333133313233223311332   >>