	Computational Annotation of MS Peaks (CAMP)
Home Processed databases Atom-Mass pairs Search: (Search for compound name or MassBank ID)	Queried mass: 43.9 Fragment: Formula: C1N2 Mass offset: 0.156 Num. used hydrogen atoms: 4 Num. of extra required hydrogen atoms: 1 Atom indices: C4,N5,N6 Heavy atoms of the fragment are shown in cyan.