Table 2. MS results of metabolites identified in different cultivar radish leaves

No.	tR	Fragment ions (m/z)		Molecular weight	Molecular formula	Predicted compounds
		Positive	Negative
L1	6.92	365.08 ([M+Na]+)	341.08 ([M-H]−)	342	C15H18O9	Caffeoyl glucose
L2	7.20	420.04 ([M+H]+), 362.07	418.03 ([M-H]−)	419	C12H21NO9S3	Glucoraphasatin
L3	7.27	365.08 ([M+Na]+)	341.08 ([M-H]−)	342	C15H18O9	Caffe oyl glucose isomer 1
L4	7.27	420.04 ([M+H]+), 362.07	418.03 ([M-H]−)	419	C12H21NO9S3	Glucoraphasatin
L5	7.42	391.09, 362.07	447.05 ([M-H]−)	448	C16H20N2O9S2	Glucobrassicin
L6	7.51	391.09, 362.07	447.05 ([M-H]−)	448	C16H20N2O9S2	Glucobrassicin isomer 1
L7	8.59	379.10 ([M+Na]+)	355.10 ([M-H]−)	356	C16H20O9	Feruloyl glucose
L8	9.01	379.10 ([M+Na]+)	355.10 ([M-H]−)	356	C16H20O9	Feruloyl glucose isomer 1
L9	9.32	409.18 ([M+Na]+)	431.19 ([M-H]−)	388	C18H28O9	Hydroxyjasmonic acid-glucoside
L10	9.75	409.18 ([M+Na]+)	431.19 ([M-H]−)	388	C18H28O9	Hydroxyjasmonic acid-galactoside
L11	11.09	611.16 ([M+H]+)	609.14 ([M-H]−)	610	C27H30O16	Quercetin-O-rhamnosylglucoside
L12	11.60	611.16 ([M+H]+)	609.14 ([M-H]−)	610	C27H30O16	Quercetin-O-rhamnosylgalactoside
L13	11.80	611.16 ([M+H]+)	609.14 ([M-H]−)	610	C27H30O16	Quercetin-O-rhamnosylglucoside isomer 1
L14	12.33	581.15 ([M+H]+)	579.13 ([M-H]−)	580	C27H32O14	Naringin
L15	12.33	611.16 ([M+H]+)	609.14 ([M-H]−)	610	C27H30O16	Quercetin-O-rhamnosylgalactoside isomer 1
L16	12.62	595.16 ([M+H]+)	593.14 ([M-H]−)	594	C27H30O15	Luteolin-O-rhamnosylglucoside
L17	12.62	617.14 ([M+H]+)	661.13 ([M-H+FA]−)	616	C29H28O15	Dicaffeoyl-succinoyl-quinic acid
L18	13.30	595.16 ([M+H]+)	593.14 ([M-H]−)	594	C27H30O15	Luteolin-O-rhamnosylglucoside isomer 1
L19	13.30	617.14 ([M+H]+)	661.13 ([M-H+FA]−)	616	C29H28O15	Dicaffeoyl-succinoyl-quinic acid isomer 1
L20	13.58	595.16 ([M+H]+)	593.14 ([M-H]−)	594	C27H30O15	Luteolin-O-rhamnosylglucoside isomer 2
L21	13.58	617.14 ([M+H]+)	661.13 ([M-H+FA]−)	616	C29H28O15	Dicaffeoyl-succinoyl-quinic acid isomer 2
L22	13.58	565.15 ([M+H]+)	563.13 ([M-H]−)	564	C26H28O14	Apigenin-apiosylglucoside
L23	13.65	-	539.14 ([M-H]−)	540	C24H28O14	Syringyl-glucopyranose
L24	13.65	595.16 ([M+H]+)	593.14 ([M-H]−)	594	C27H30O15	Luteolin-O-rhamnosylglucoside isomer 3
L25	13.65	617.14 ([M+H]+)	661.13 ([M-H+FA]−)	616	C29H28O15	Dicaffeoyl-succinoyl-quinic acid isomer 3
L26	13.65	565.15 ([M+H]+)	563.13 ([M-H]−)	564	C26H29O14	Apigenin-apiosylglucoside isomer 1
L27	14.23	595.16 ([M+H]+)	593.14 ([M-H]−)	594	C27H30O15	Luteolin-O-rhamnosylglucoside isomer 4
L28	14.23	617.14 ([M+H]+)	661.13 ([M-H+FA]−)	616	C29H28O15	Dicaffeoyl-succinoyl-quinic acid isomer 4
L29	14.23	565.15 ([M+H]+)	563.13 ([M-H]−)	564	C26H29O14	Apigenin-apiosylglucoside isomer 2
L30	14.29	595.16 ([M+H]+)	593.14 ([M-H]−)	594	C27H30O15	Luteolin-O-rhamnosylglucoside isomer 5
L31	14.29	617.14 ([M+H]+)	661.13 ([M-H+FA]−)	616	C29H28O15	Dicaffeoyl-succinoyl-quinic acid isomer 5
L32	14.29	565.15 ([M+H]+)	563.13 ([M-H]−)	564	C26H29O14	Apigenin-apiosylglucoside isomer 3
L33	14.55	-	539.14 ([M-H]−)	540	C24H28O11	Syringyl-glucopyranose isomer 1
L34	14.55	595.16 ([M+H]+)	593.14 ([M-H]−)	594	C27H30O15	Luteolin-O-rhamnosylglucoside isomer 6
L35	16.19	579.17 ([M+H]+)	577.15 ([M-H]−)	578	C27H30O14	Lespedin
L36	16.77	579.17 ([M+H]+)	577.15 ([M-H]−)	578	C27H30O14	Lespedin isomer 1
L37	29.18	671.32 ([M+Na]+)	693.33 ([M-H+FA]−)	648	C31H52O14	Decanoyl-isobutanoyl-(methylbutenoyl)sucrose
L38	30.78	509.27 ([M+Na]+)	531.28 ([M-H+FA]−)	486	C25H42O9	Monogalactosylmonoacylglycerols (MGMG) 16:3
L39	31.19	509.27 ([M+Na]+)	531.28 ([M-H+FA]−)	486	C25H42O9	MGMG 16:3 isomer 1
L40	31.26	699.37 ([M+Na]+)	721.37 ([M-H+FA]−), 675.36 ([M-H]−)	676	C33H56O14	Digalactosyldiacylglycerol (DGMG) 18:3
L41	33.10	537.30 ([M+Na]+)	559.31 ([M-H+FA]−)	514	C27H46O9	MGMG 18:3