| (tokens) | ||||||||||||
| C | c | [C−] | N | n | [nH] | ... | ( | ) | ‘H’ | |||
| M = | C | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | (elements) | |
| N | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | |||
| … | ||||||||||||
| H | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | (implicit H) | ||
| () | 0 | 0 | 0 | 0 | 0 | 0 | −1 | 1 | 0 | (parentheses) | ||
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