Table 4

Summary of LC/MS and LC-MS/MS analysis of urinary metabolites from male Fischer 344 rats

Metabolite	HPLCR_T^a	[M−H]⁻	[M+H]⁺	MS/MS Product Ions	Structural Assignment
	min	m/z	m/z	m/z
F	24	(178)	180	74	IV
				77
				105
				120
H	26	192	(194)	74	V
				91
				119
				148
I	33	—	310	147	VI
				164
				129
J	36	310	—	162	VII
				181

4-a Reverse phase HPLC retention time.