| cell1 | cell2 |
|cell3 | cell4|
|cell5|cell6 \|	
| cell7|cell8   

Missing cells at end

| cell1 | cell2 | cell3 |
| cell1 ||
|| cell2 | cell3

Escaped pipe characters

| cell1 \| cell1 | cell2 |
| cell1          | cell2 \|
| cell1 `\|` con | cell2