chlorophyllide a chlorophyll a [(2E,7R,11R)-3,7,11,15-tetramethylhexadec-2-en-1-yl (2(2)R,17S,18S)-7-ethyl-2(1),2(2),17,18-tetrahydro-2(2)-(methoxycarbonyl)-3,8,13,17-tetramethyl-2(1)-oxo-12-ethenylcyclopenta[at]porphyrin-18-propanoato(2-)]magnesium [(2E,7R,11R)-3,7,11,15-tetramethylhexadec-2-en-1-yl (2(2)R,17S,18S)-7-ethyl-2(1),2(2),17,18-tetrahydro-2(2)-(methoxycarbonyl)-3,8,13,17-tetramethyl-2(1)-oxo-12-ethenylcyclopenta[at]porphyrin-18-propanoato(2-)]magnesium Chlorophyll a Chlorophyll CHLOROPHYLL A (SP-4-2)-((2E,7R,11R)-3,7,11,15-tetramethyl-2-hexadecenyl (3S,4S,21R)-9-ethenyl-14-ethyl-21-(methoxycarbonyl)-4,8,13,18-tetramethyl-20-oxo-3-phorbinepropanoato(2-)-kappaN(23),kappaN(24),kappaN(25),kappaN(26))-magnesium cofactor methyl ester chlorophyll chlorophyll a(1-)