C132233133112121111331333133313331333132322331333131211113313331323123311   >>    C13223313311212111133133313331333133313232233133313121111331333132312331   <<    C132233133112121111331333133313331333132322331333131211113313331323123313   >>      C132233133112121111331333133313331333132322331333131211113313331323123312   >>