D131333132213233313233313131133132313331323112331322331323331121   >>    D13133313221323331323331313113313231333132311233132233132333112   <<    D131333132213233313233313131133132313331323112331322331323331123   >>      D131333132213233313233313131133132313331323112331322331323331122   >>