| Label | Id | |
|---|---|---|
| labda-7,13(16),14-triene | 138301 | |
| lead(4+) | 30180 | |
| pimavanserin | 133017 | |
| lithide | 30144 | |
| oxidoaluminate(1-) | 30130 | |
| oxidoaluminium | 30128 | |
| oxidoaluminium(1+) | 30129 | |
| oxidoborate(1-) | 30160 | |
| oxidoboron | 30162 | |
| oxidoboron(1+) | 30161 | |
| plumbane | 30181 | |
| poriferast-7-en-3beta-ol | 173016 | |
| poriferast-8(14)-en-3beta-ol | 173018 | |
| poriferastan-3beta-ol | 173017 | |
| pronematicide | 141301 |