| Label | Id | |
|---|---|---|
| Avocadenofuran | 178694 | |
| B-Trisaccharide | 175786 | |
| BE-43547-B3 | 221578 | |
| BENZALKONIUM | 188978 | |
| Bacterio-pheophytins | 2978 | |
| Baohuosu | 178244 | |
| Benesudon | 199783 | |
| Betamipron | 31278 | |
| Bis-7-O-8.8-O-8-zinniol | 211789 | |
| Biscogniauxone | 212178 | |
| Biscopyran | 204778 | |
| Bisdethiobis(methylthio)gliotoxin | 219781 | |
| Bm3 | 177889 | |
| BoBo-1 | 51878 | |
| Botryosphaerihydrofuran | 215782 |