	Computational Annotation of MS Peaks (CAMP)
Home Processed databases Atom-Mass pairs Search: (Search for compound name or MassBank ID)	Queried mass: 78.284004 Fragment: Formula: C4O2 Mass offset: 0.258 Num. used hydrogen atoms: 2 Num. of extra required hydrogen atoms: 1 Atom indices: C10,C11,C12,C15,O18,O21 Heavy atoms of the fragment are shown in cyan.