TABLE 2

Accurate mass results for the CID (LC-QTOF) and EI (GC-TOF) fragments detected in methyltestosterone metabolites

For proposed structures see Figs. 4 and 8.

Analyte	LC-QTOF			GC-TOF
Analyte	Experimental Result	Ion	Error	Experimental Result	Ion	Error
	m/z		mDa	m/z		mDa
A1/A4	303.2325	C₂₀H₃₁O₂	0.3	446.3047	C₂₆H₄₆O₂Si₂	1.1
	285.2205	C₂₀H₂₉O	1.3	356.2580	C₂₃H₃₆OSi	1.3
	267.2127	C₂₀H₂₇	1.4	341.2320	C₂₂H₃₃OSi	1.9
	245.1913	C₁₇H₂₅O	0.8	301.1989	C₁₉H₂₉OSi	0.1
	229.1597	C₁₆H₂₁O	0.5	247.1527	C₁₅H₂₃OSi	0.9
	227.1781	C₁₇H₂₃	1.9	198.1429	C₁₁H₂₂OSi	1.1
	211.1495	C₁₆H₁₉	0.8	193.1047	C₁₁H₁₇OSi	0.2
	109.0648	C₇H₉O	0.5	143.0906	C₇H₁₅OSi	1.4
	97.0644	C₆H₉O	0.9
A5	301.2168	C₂₀H₂₉O₂	0.0	444.2877	C₂₆H₄₄O₂Si₂	0.3
	283.2061	C₂₀H₂₇O	0.1	354.2391	C₂₃H₃₄OSi	1.2
	268.1833	C₁₉H₂₄O	0.6	339.2169	C₂₂H₃₁OSi	0.7
	265.1940	C₂₀H₂₅	1.6	299.1847	C₁₉H₂₇OSi	1.6
	239.1814	C₁₈H₂₃	1.4	245.1346	C₁₅H₂₁OSi	1.6
	225.1643	C₁₇H₂₁	0.4	197.1351	C₁₁H₂₁OSi	1.1
	210.1416	C₁₆H₁₈	0.7	193.1050	C₁₁H₁₇OSi	0.1
	195.1175	C₁₅H₁₅	0.1	143.0890	C₇H₁₅OSi	0.2
	183.1167	C₁₄H₁₅	0.7
	169.1007	C₁₃H₁₃	1.0