The molecule is a chlorophyllide, a dicarboxylic acid monoester and a methyl ester. It derives from a chlorophyllide a. It is a conjugate acid of a 7(1)-hydroxychlorophyllide a(1-).
magnesium;3-[(3R,21S,22S)-16-ethenyl-11-ethyl-12-(hydroxymethyl)-3-methoxycarbonyl-17,21,26-trimethyl-4-oxo-23,25-diaza-7,24-diazanidahexacyclo[18.2.1.15,8.110,13.115,18.02,6]hexacosa-1,5,8(26),9,11,13(25),14,16,18,20(23)-decaen-22-yl]propanoic acid