M/Z: 328.2049

Hit 3 annotations: Labetalol_[M-H2O+NH4]+; 3-Hydroxy-6,8-dimethoxy-7(11)-eremophilen-12,8-olide_[M+NH4]+; 6-(1-(3,5,5,8,8-Pentamethyl-5,6,7,8-tetrahydronaphthalen-2-yl)cyclopropyl)nicotinic acid_[M+H-2H2O]+

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 4 Reference Ions Near m/z 328.2049

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context
MSI_000016092 Reliable	328.2114	328.211 ~ 328.2118 MzDiff: `3.1 ppm`	3-Hydroxy-6,8-dimethoxy-7(11)-eremophilen-12,8-olide (BioDeep_00000022992) Formula: C17H26O5 (310.178)	2.51 (100%)	Vitis vinifera [PO:0009085] exocarp
MSI_000007807 Unreliable	328.2105	328.2101 ~ 328.211 MzDiff: `3.6 ppm`	(4E,6Z)-3-Hydroxydeca-4,6-dienoylcarnitine (BioDeep_00000170421) Formula: C17H29NO5 (327.2046)	2.43 (100%)	Rattus norvegicus [UBERON:0004359] corpus epididymis
MSI_000057675 Unreliable	328.1983	328.1983 ~ 328.1983 MzDiff: `none`	Labetalol (BioDeep_00000001485) Formula: C19H24N2O3 (328.1787)	0.69 (100%)	Homo sapiens [UBERON:0007779] transudate
MSI_000007927	328.2114	328.2114 ~ 328.2114 MzDiff: `none`	(4E,6Z)-3-Hydroxydeca-4,6-dienoylcarnitine (BioDeep_00000170421) Formula: C17H29NO5 (327.2046)	1.4 (100%)	Rattus norvegicus [UBERON:0004359] corpus epididymis

Found 13 Sample Hits

Metabolite	Species	Sample
Labetalol Formula: C19H24N2O3 (328.1787) Adducts: [M-H2O+NH4]+ (Ppm: 8.4)	Rattus norvegicus (Epididymis)	epik_dhb_head_ito03_18 Resolution: 17μm, 208x104 Description
Labetalol Formula: C19H24N2O3 (328.1787) Adducts: [M-H2O+NH4]+ (Ppm: 8.7)	Rattus norvegicus (Epididymis)	epik_dhb_head_ito08_43 Resolution: 17μm, 298x106 Description
Labetalol Formula: C19H24N2O3 (328.1787) Adducts: [M-H2O+NH4]+ (Ppm: 9.3)	Rattus norvegicus (Epididymis)	epik_dhb_head_ito08_44 Resolution: 17μm, 299x111 Description
Labetalol Formula: C19H24N2O3 (328.1787) Adducts: [M-H2O+NH4]+ (Ppm: 9.6)	Rattus norvegicus (Epididymis)	epik_dhb_head_ito08_46 Resolution: 17μm, 298x106 Description
3-Hydroxy-6,8-dimethoxy-7(11)-eremophilen-12,8-olide Formula: C17H26O5 (310.178) Adducts: [M+NH4]+ (Ppm: 1.3)	Vitis vinifera (Fruit)	grape_dhb_164_1 Resolution: 17μm, 136x122 Description Grape berries fruit, condition: Late
Labetalol Formula: C19H24N2O3 (328.1787) Adducts: [M-H2O+NH4]+ (Ppm: 9.9)	Rattus norvegicus (Epididymis)	epik_dhb_head_ito08_47 Resolution: 17μm, 301x111 Description
Labetalol Formula: C19H24N2O3 (328.1787) Adducts: [M-H2O+NH4]+ (Ppm: 10.2)	Rattus norvegicus (Epididymis)	epik_dhb_head_ito08_48 Resolution: 17μm, 294x107 Description
Labetalol Formula: C19H24N2O3 (328.1787) Adducts: [M-H2O+NH4]+ (Ppm: 9.3)	Rattus norvegicus (Epididymis)	epik_dhb_head_ito01_04 Resolution: 17μm, 178x91 Description
Labetalol Formula: C19H24N2O3 (328.1787) Adducts: [M-H2O+NH4]+ (Ppm: 9.3)	Rattus norvegicus (Epididymis)	epik_dhb_head_ito01_03 Resolution: 17μm, 159x110 Description
Labetalol Formula: C19H24N2O3 (328.1787) Adducts: [M-H2O+NH4]+ (Ppm: 9)	Rattus norvegicus (normal)	epik_dhb_head_ito01_05 Resolution: 17μm, 183x105 Description
Labetalol Formula: C19H24N2O3 (328.1787) Adducts: [M-H2O+NH4]+ (Ppm: 9.3)	Rattus norvegicus (Epididymis)	epik_dhb_head_ito01_06 Resolution: 17μm, 183x103 Description
Labetalol Formula: C19H24N2O3 (328.1787) Adducts: [M-H2O+NH4]+ (Ppm: 8.4)	Rattus norvegicus (Epididymis)	epik_dhb_head_ito03_14 Resolution: 17μm, 205x103 Description
6-(1-(3,5,5,8,8-Pentamethyl-5,6,7,8-tetrahydronaphthalen-2-yl)cyclopropyl)nicotinic acid Formula: C24H29NO2 (363.2198) Adducts: [M+H-2H2O]+ (Ppm: 7.5)	Homo sapiens (esophagus)	LNTO22_1_4 Resolution: 17μm, 82x80 Description