label: 1-hexadecanoyl-2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycero-3-phospho-N,N-dimethylethanolamine + S-adenosyl-L-methionine <=> 1-hexadecanoyl-2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycero-3-phosphocholine + S-adenosyl-L-homocysteine + H(+)
label_lc: 1-hexadecanoyl-2-(4z,7z,10z,13z,16z,19z-docosahexaenoyl)-sn-glycero-3-phospho-n,n-dimethylethanolamine + s-adenosyl-l-methionine <=> 1-hexadecanoyl-2-(4z,7z,10z,13z,16z,19z-docosahexaenoyl)-sn-glycero-3-phosphocholine + s-adenosyl-l-homocysteine + h(+)