Region 1 from 11.434 to 8.947 ppm T1 = 59902.616s Region 2 from 8.947 to 8.540 ppm T1 = 44638.134s Region 3 from 8.540 to 7.883 ppm T1 = 7.791s Region 4 from -21.819 to -23.113 ppm T1 = 5.957s