C132233133112121111331333133313331323132313233313331333132213331313231   >>    C13223313311212111133133313331333132313231323331333133313221333131323   <<    C132233133112121111331333133313331323132313233313331333132213331313233   >>      C132233133112121111331333133313331323132313233313331333132213331313232   >>