D1131323223313113313221323132313112331323131133131333132322331322111   >>    D113132322331311331322132313231311233132313113313133313232233132211   <<    D1131323223313113313221323132313112331323131133131333132322331322113   >>      D1131323223313113313221323132313112331323131133131333132322331322112   >>