D13133313131323131323331323232132322331323223313132313311211211   >>    D1313331313132313132333132323213232233132322331313231331121121   <<    D13133313131323131323331323232132322331323223313132313311211213   >>      D13133313131323131323331323232132322331323223313132313311211212   >>