C132233133112121111331333133313331333132322331333133313232212113333331   >>    C13223313311212111133133313331333133313232233133313331323221211333333   <<    C132233133112121111331333133313331333132322331333133313232212113333333   >>      C132233133112121111331333133313331333132322331333133313232212113333332   >>