Several pigments were isolated from blueberry leaves using the procedure that you performed for the isolation of plant pigments. Each purified pigment was characterized by spectrophotometry. Use figures E8.3 and E8.4 to identify each unknown below. (i) Unknown 1 in diethyl ether: absorption maxima at 410, 428, and 660 nm. (ii) Unknown 2 in diethyl ether: absorption maxima at 450 and 480 nm. (iii) Unknown 3 in diethyl ether: absorption maxima at 430, 455, and 650 nm.