D13133313221323331323331313113313233313231322331323331323313221   >>    D1313331322132333132333131311331323331323132233132333132331322   <<    D13133313221323331323331313113313233313231322331323331323313223   >>      D13133313221323331323331313113313233313231322331323331323313222   >>