label: a 2,3-bis-O-phytanyl-sn-glycerol 1-phospholipid + 8 A => a 2,3-bis-O-(geranylgeranyl)-sn-glycerol 1-phospholipid + 8 AH2
label_lc: a 2,3-bis-o-phytanyl-sn-glycerol 1-phospholipid + 8 a => a 2,3-bis-o-(geranylgeranyl)-sn-glycerol 1-phospholipid + 8 ah2