D1131323223313113313221323132313112331323223313331122112323132322311   >>    D113132322331311331322132313231311233132322331333112211232313232231   <<    D1131323223313113313221323132313112331323223313331122112323132322313   >>      D1131323223313113313221323132313112331323223313331122112323132322312   >>