D12121323331322331313232313231311211331323323132313331323221323211   >>    D1212132333132233131323231323131121133132332313231333132322132321   <<    D12121323331322331313232313231311211331323323132313331323221323213   >>      D12121323331322331313232313231311211331323323132313331323221323212   >>