Table 2. Best performing VOCs.

VOC	Compound ID	RT	m/z	Average stability score	Identification
VOC1	2-Pentanone	5.30598	71.04919	0.916	HRAM, Standard
VOC12	1-pentene, 4-methyl, or 1-hexene	7.62411	42.03163	0.890	NIST
VOC17	Indole	17.13762	116.90607	0.886	HRAM, Standard
VOC4	Dimethyl selenide	3.30723	109.963	0.762	HRAM, Standard
VOC3	Limonene	11.00585	91.05427	0.734	HRAM, Standard
VOC2	Eucalyptol	11.34312	139.11181	0.732	HRAM, Standard
VOC29	Benzene, (1-propylnonyl)-	20.9004	133.19707	0.6	NIST

HRAM, breath biopsy high resolution accurate mass library; VOC, volatile organic compound; RT, retention time.