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GC/MS retention times and major ionsa
| MS | Retention time (min) | Mass (relative abundance) | ||||
|---|---|---|---|---|---|---|
| b | 15.7 | 123 (99) | 166 (100) | 208 (17) | 250 (4) | |
| c | 14.7 | 226 (2) | 167 (100) | 151 (6) | 137 (1) | 123 (8) |
| d | 15.8 | 256 (10) | 225 (10) | 197 (100) | 139 (20) | |
Of isobutylcatechol (b) and two putative isobutylcatechol meta-deavage metabolites (c and d).
