M/Z: 201.0196

Hit 3 annotations: Se-Methylselenocysteine_[M+NH4]+; 4-Vinylphenol sulfate_[M+H]+; D-Erythrose 4-phosphate_[M+H]+

在BioDeep NovoCell知识数据库中，参考离子总共被划分为4个级别。

Confirmed: 这个参考离子已经通过手动审计得到确认和验证。
Reliable: 这个参考离子可能在特定的解剖组织环境中高度保守。
Unreliable: 这个参考离子具有较高的排名价值，但缺乏可重复性。
Unavailable: 由于排名价值低且缺乏可重复性，这个参考离子不应用于注释。

Found 5 Reference Ions Near m/z 201.0196

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context
MSI_000053050 Reliable	201.0254	201.0251 ~ 201.0258 MzDiff: `2.7 ppm`	4-Vinylphenol sulfate (BioDeep_00000055251) Formula: C8H8O4S (200.0143)	10.21 (79%)	DESI [NOVOCELL:BACKGROUND] blank
MSI_000017526 Reliable	201.0135	201.0135 ~ 201.0137 MzDiff: `1.0 ppm`	Se-Methylselenocysteine (BioDeep_00000000633) Formula: C4H9NO2Se (182.9798)	2.14 (100%)	Vitis vinifera [PO:0009087] mesocarp
MSI_000016910 Unavailable	201.0136	201.0135 ~ 201.0137 MzDiff: `1.0 ppm`	Se-Methylselenocysteine (BioDeep_00000000633) Formula: C4H9NO2Se (182.9798)	-0.21 (100%)	Vitis vinifera [PO:0009086] endocarp
MSI_000032299 Unreliable	201.0152	201.0151 ~ 201.0154 MzDiff: `1.3 ppm`	Se-Methylselenocysteine (BioDeep_00000000633) Formula: C4H9NO2Se (182.9798)	2.96 (100%)	Posidonia oceanica [PO:0005020] vascular bundle
MSI_000034459 Unreliable	201.0151	201.0151 ~ 201.0151 MzDiff: `none`	Se-Methylselenocysteine (BioDeep_00000000633) Formula: C4H9NO2Se (182.9798)	1.25 (100%)	Posidonia oceanica [PO:0006036] root epidermis

Found 8 Sample Hits

Metabolite	Species	Sample
Se-Methylselenocysteine Formula: C4H9NO2Se (182.9798) Adducts: [M+NH4]+ (Ppm: 8.6)	Posidonia oceanica (root)	MS1_20180404_PO_1200 Resolution: 17μm, 193x208 Description
4-Vinylphenol sulfate Formula: C8H8O4S (200.0143) Adducts: [M+H]+ (Ppm: 2.5)	Homo sapiens (esophagus)	LNTO22_1_3 Resolution: 75μm, 121x68 Description
4-Vinylphenol sulfate Formula: C8H8O4S (200.0143) Adducts: [M+H]+ (Ppm: 15.4)	Homo sapiens (esophagus)	LNTO22_1_4 Resolution: 17μm, 82x80 Description
4-Vinylphenol sulfate Formula: C8H8O4S (200.0143) Adducts: [M+H]+ (Ppm: 18.9)	Homo sapiens (colorectal adenocarcinoma)	80TopL, 50TopR, 70BottomL, 60BottomR-profile Resolution: 17μm, 137x136 Description The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024).
4-Vinylphenol sulfate Formula: C8H8O4S (200.0143) Adducts: [M+H]+ (Ppm: 19.4)	Homo sapiens (colorectal adenocarcinoma)	520TopL, 490TopR, 510BottomL, 500BottomR-profile Resolution: 17μm, 147x131 Description The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024).
4-Vinylphenol sulfate Formula: C8H8O4S (200.0143) Adducts: [M+H]+ (Ppm: 17.4)	Homo sapiens (colorectal adenocarcinoma)	439TopL, 409TopR, 429BottomL, 419BottomR-profile Resolution: 17μm, 157x136 Description The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024).
4-Vinylphenol sulfate Formula: C8H8O4S (200.0143) Adducts: [M+H]+ (Ppm: 15.4)	Homo sapiens (NA)	160TopL,130TopR,150BottomL,140BottomR-profile Resolution: 17μm, 142x136 Description
D-Erythrose 4-phosphate Formula: C4H9O7P (200.0086) Adducts: [M+H]+ (Ppm: 18.6)	Homo sapiens (esophagus)	LNTO22_1_8 Resolution: 75μm, 69x61 Description