DICHLORO[(4S,5S)-(+)-4,5-BIS(DIPHENYLPHOSPHINOMETHYL)-2,2-DIMETHYL-1,3-DIOXOLANE][(S)-(-)-2-(A-METHYLMETHANAMINE)-1H-BENZIMIDAZOLE]RUTHENIUM(II), MIN. 98% [ 1280730-21-3 ]