D12121212213231323132323323132322331323132333133313132312313231   >>    D1212121221323132313232332313232233132313233313331313231231323   <<    D12121212213231323132323323132322331323132333133313132312313233   >>      D12121212213231323132323323132322331323132333133313132312313232   >>