M/Z: 556.269

Hit 2 annotations: Enkephalin L_[M+H]+; N-[(5Z)-5-(2,6-Dioxo-1,3-dipropylpurin-8-ylidene)-1-methyl-2H-pyrazol-3-yl]-2-[4-(phenylmethoxy)phenyl]acetamide_[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 2 Reference Ions Near m/z 556.269

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context
MSI_000055488 Reliable	556.2693	556.269 ~ 556.2697 MzDiff: `2.7 ppm`	Enkephalin L (BioDeep_00000018685) Formula: C28H37N5O7 (555.2693)	7.56 (75%)	Homo sapiens [UBERON:0001043] esophagus
MSI_000055981 Unavailable	556.2697	556.2697 ~ 556.2697 MzDiff: `none`	N-[(5Z)-5-(2,6-Dioxo-1,3-dipropylpurin-8-ylidene)-1-methyl-2H-pyrazol-3-yl]-2-[4-(phenylmethoxy)phenyl]acetamide (BioDeep_00000176240) Formula: C30H33N7O4 (555.2594)	-0.46 (100%)	Homo sapiens [UBERON:0007779] transudate

Found 9 Sample Hits

Metabolite	Species	Sample
Enkephalin L Formula: C28H37N5O7 (555.2693) Adducts: [M+H]+ (Ppm: 12.9)	Homo sapiens (esophagus)	LNTO22_1_3 Resolution: 75μm, 121x68 Description
N-[(5Z)-5-(2,6-Dioxo-1,3-dipropylpurin-8-ylidene)-1-methyl-2H-pyrazol-3-yl]-2-[4-(phenylmethoxy)phenyl]acetamide Formula: C30H33N7O4 (555.2594) Adducts: [M+H]+ (Ppm: 4.4)	Homo sapiens (esophagus)	LNTO26_7_1 Resolution: 17μm, 75x74 Description
N-[(5Z)-5-(2,6-Dioxo-1,3-dipropylpurin-8-ylidene)-1-methyl-2H-pyrazol-3-yl]-2-[4-(phenylmethoxy)phenyl]acetamide Formula: C30H33N7O4 (555.2594) Adducts: [M+H]+ (Ppm: 5.5)	Homo sapiens (esophagus)	LNTO26_7_2 Resolution: 17μm, 135x101 Description
N-[(5Z)-5-(2,6-Dioxo-1,3-dipropylpurin-8-ylidene)-1-methyl-2H-pyrazol-3-yl]-2-[4-(phenylmethoxy)phenyl]acetamide Formula: C30H33N7O4 (555.2594) Adducts: [M+H]+ (Ppm: 4.2)	Homo sapiens (esophagus)	LNTO26_7_3 Resolution: 75μm, 82x88 Description
Enkephalin L Formula: C28H37N5O7 (555.2693) Adducts: [M+H]+ (Ppm: 12.5)	Homo sapiens (esophagus)	LNTO22_1_5 Resolution: 75μm, 135x94 Description
Enkephalin L Formula: C28H37N5O7 (555.2693) Adducts: [M+H]+ (Ppm: 13.2)	Homo sapiens (esophagus)	LNTO22_1_8 Resolution: 75μm, 69x61 Description
Enkephalin L Formula: C28H37N5O7 (555.2693) Adducts: [M+H]+ (Ppm: 13.6)	Homo sapiens (esophagus)	LNTO22_2_1 Resolution: 75μm, 89x88 Description
Enkephalin L Formula: C28H37N5O7 (555.2693) Adducts: [M+H]+ (Ppm: 13.4)	Homo sapiens (esophagus)	LNTO26_16_1 Resolution: 75μm, 95x88 Description
Enkephalin L Formula: C28H37N5O7 (555.2693) Adducts: [M+H]+ (Ppm: 14.5)	Homo sapiens (colorectal adenocarcinoma)	240TopL, 210TopR, 230BottomL, 220BottomR-centroid Resolution: 50μm, 142x141 Description