Table 1. Photoirradiation products detected and characterized by LC-HRMS (according to Fig. S4).

Peak	RT (min)	MS (m/z)	Formula calculated m/z	Error (ppm)
A	7.4	344.0794	Cis-[RuII(bpy)2(INH)2]2+	0.87
			C32H30N10O2Ru: 344.0797
B	8.1	284.5553	Cis-[RuII(bpy)2(INH)(H2O)]2+	0.70
			C26H25N7O2Ru: 284.5555
C	3.2	128.0663	[INH + H]+	0.72
			C6H7N3O: 138.0662
D	8.9	225.0306	Cis-[RuII(bpy)2(H2O)2]2+	2.67
			C20H20N4O2Ru: 225.0312
E	4.3	224.5273	Trans-[RuIII(bpy)2(H2O) (OH)]2+	0.00
			C20H19N4O2Ru: 224.5273
F	6.7	225.0304	Trans-[RuII(bpy)2(H2O)2]2+	1.03
			C20H20N4O2Ru: 225.0312