	Computational Annotation of MS Peaks (CAMP)
Home Processed databases Atom-Mass pairs Search: (Search for compound name or MassBank ID)	Queried mass: 68.7 Fragment: Formula: C4O1 Mass offset: 0.382 Num. used hydrogen atoms: 5 Num. of extra required hydrogen atoms: 1 Atom indices: C2,C3,C4,C6,O8 Heavy atoms of the fragment are shown in cyan.