	Computational Annotation of MS Peaks (CAMP)
Home Processed databases Atom-Mass pairs Search: (Search for compound name or MassBank ID)	Queried mass: 56.0497 Fragment: Formula: C2N2 Mass offset: 0.017 Num. used hydrogen atoms: 4 Num. of extra required hydrogen atoms: 2 Atom indices: C10,C11,N12,N14 Heavy atoms of the fragment are shown in cyan.