D3313222132313113313132313232123313132322331322331313331323331323113221   >>    D331322213231311331313231323212331313232233132233131333132333132311322   <<    D3313222132313113313132313232123313132322331322331313331323331323113223   >>      D3313222132313113313132313232123313132322331322331313331323331323113222   >>