for the following products
Allylchloro[1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene]palladium(II) | Allyl[1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene]palladium(II) chloride | Umicore CX21 and Allylchloro(1,3-bis-(2,6-di-i-propylphenyl)imidazol-2-ylidene)palladium (II)