	Computational Annotation of MS Peaks (CAMP)
Home Processed databases Atom-Mass pairs Search: (Search for compound name or MassBank ID)	Queried mass: 90.9 Fragment: Formula: C5N2 Mass offset: 0.191 Num. used hydrogen atoms: 3 Num. of extra required hydrogen atoms: 2 Atom indices: C4,C5,C6,C7,C8,N9,N12 Heavy atoms of the fragment are shown in cyan.