. 2015 Aug 7;10(8):e0134172. doi: 10.1371/journal.pone.0134172

Table 3. Contents of BBR and its metabolites in human blood and urine.

	Compound	M.W (m/z)	Concentration (ng/mL) [Median (P₂₅-P₇₅)]
Serum	BBR	336	6.99(4.65–9.82)
Urine	BBR	336	79.16 (3.37–326.16)
	M1	322	0.56 (0–3.01)
	M2	322	0.66 (0–2.04)
	M4	338	0.03(0–0.08)
	M12	498	0(0–0.02)
	M13	402	0.17(0–0.57)