D12121212213231323132323323132322331311331313232233132313232223231   >>    D1212121221323132313232332313232233131133131323223313231323222323   <<    D12121212213231323132323323132322331311331313232233132313232223233   >>      D12121212213231323132323323132322331311331313232233132313232223232   >>