	Computational Annotation of MS Peaks (CAMP)
Home Processed databases Atom-Mass pairs Search: (Search for compound name or MassBank ID)	Queried mass: 42.1 Fragment: Formula: C2O1 Mass offset: 0.063 Num. used hydrogen atoms: 2 Num. of extra required hydrogen atoms: 1 Atom indices: C2,C3,O6 Heavy atoms of the fragment are shown in cyan.