label: alpha-Kdo-(2->4)-alpha-Kdo-(2->6)-(dodecanoyl)-lipid IVA (E. coli) + tetradecanoyl-[ACP] <=> alpha-Kdo-(2->4)-alpha-Kdo-(2->6)-lipid A (E. coli) + holo-[ACP]
label_lc: alpha-kdo-(2->4)-alpha-kdo-(2->6)-(dodecanoyl)-lipid iva (e. coli) + tetradecanoyl-[acp] <=> alpha-kdo-(2->4)-alpha-kdo-(2->6)-lipid a (e. coli) + holo-[acp]