(2~{R},4~{R},5~{R},6~{R})-2-[(2~{R},4~{R},5~{R},6~{R})-5-[(2~{S},4~{R},5~{R},6~{R})-4-[(2~{R},3~{R},4~{R},5~{S},6~{S})-3-acetamido-6-carboxy-4,5-bis(oxidanyl)oxan-2-yl]oxy-6-[(1~{R})-1,2-bis(oxidanyl)ethyl]-2-carboxy-5-oxidanyl-oxan-2-yl]oxy-6-[(1~{R})-1,2-bis(oxidanyl)ethyl]-2-carboxy-2-[[(2~{R},3~{S},4~{R},5~{R},6~{R})-4-[(3~{S})-3-dodecanoyloxydodecanoyl]oxy-6-[[(2~{R},3~{S},4~{R},5~{R},6~{R})-5-[[(3~{R})-3-heptanoyloxyundecanoyl]amino]-3-oxidanyl-4-[(3~{R})-3-oxidanyloctanoyl]oxy-6-phosphonooxy-oxan-2-yl]methoxy]-5-[[(3~{S})-3-[(3~{R})-3-oxidanyldecanoyl]oxydecanoyl]amino]-3-phosphonooxy-oxan-2-yl]methoxy]oxan-4-yl]oxy-6-[(1~{R})-1,2-bis(oxidanyl)ethyl]-4,5-bis(oxidanyl)oxane-2-carboxylic acid