Fig. 3

Proposed structure for 8 (left) based on the [Na2Co2(OtBu)6(thf)2] compound (right, dark blue Co, violet Na, red O, grey C; H-atoms omitted described in [60]
Proposed structure for 8 (left) based on the [Na2Co2(OtBu)6(thf)2] compound (right, dark blue Co, violet Na, red O, grey C; H-atoms omitted described in [60]