Table 5. The reaction energy barriers (ΔG^≠) for the reactions of PIC and ISO scavenging ·OH, ·OOH, NO and NO₂ in water solution (in kJ/mol).

	PIC		ISO
radical	major channel	ΔG≠	major channel	ΔG≠
·OH	A4	-58.86	A'4	-56.45
·OOH	A5	30.36	A'5	15.70
NO	C21	70.15	C'21	64.73
NO2	A4	-113.27	B'3	-21.08