Whitespace characters are:
| Source String | Normalized |
|---|---|
| fred | fred |
| [SPACE]fred | fred |
| [SPACE]fred[SPACE] | fred |
| [SPACE][SPACE]fred[LF][SPACE] | fred |
| [SPACE][CR][LF][TAB][SPACE]fred[SPACE][SPACE]bloggs | fred[SPACE]bloggs |
| fred[LF][SPACE][TAB][CR][LF]bloggs | fred[SPACE]bloggs |
| fred[LF][SPACE]x[TAB][CR][LF]bloggs | fred[SPACE]x[SPACE]bloggs |