C132233133112121111331333133313331333132322331333133313232212111112121111   >>    C13223313311212111133133313331333133313232233133313331323221211111212111   <<    C132233133112121111331333133313331333132322331333133313232212111112121113   >>      C132233133112121111331333133313331333132322331333133313232212111112121112   >>