D11211112331322331311211331323113313233313331323132313331323223311   >>    D1121111233132233131121133132311331323331333132313231333132322331   <<    D11211112331322331311211331323113313233313331323132313331323223313   >>      D11211112331322331311211331323113313233313331323132313331323223312   >>