D1313331322132333132333131311331323331323132233131323132322121111   >>    D131333132213233313233313131133132333132313223313132313232212111   <<    D1313331322132333132333131311331323331323132233131323132322121113   >>      D1313331322132333132333131311331323331323132233131323132322121112   >>