D12121212213231323132323323132322331323132333133112323132312323221   >>    D1212121221323132313232332313232233132313233313311232313231232322   <<    D12121212213231323132323323132322331323132333133112323132312323223   >>      D12121212213231323132323323132322331323132333133112323132312323222   >>