[ L 1 Ni 2 ( OC ( O ) ( CH 2 ) 10 CH 3 ) 2 ] , [ L 1 Mg 2 ( OC ( O ) ( CH 2 ) 10 CH 3 ) 2 ] , [ L 1 Zn 2 ( OC ( O ) ( CH 2 ) 10 CH 3 ) 2 ] , [ L 1 MgZn ( OC ( O ) ( CH 2 ) 10 CH 3 ) 2 ] , [ L 1 MgNi ( OC ( O ) ( CH 2 ) 10 CH 3 ) 2 ] ,