50 100 I 150 I [rel] _j_i_I_ Co —i. Ol a 152.6912 g 151.7544 Co O 138.3199 1 .OOOib 133.9238 2.31: 128.8154 128.6922 1.0842=^-= 123.1430 121.7244 2.1213- 119.1784 118.1317 4) JDZ 1316 DMSO 13C o O o 150 145 140 135 130 125 120 □ F2 [ppm]