label: (2S)-1-O-(9Z,12Z,15Z-octadecatrinoyl)-2-O-(4Z,7Z,10Z,13Z-hexadecatetranoyl)-3-O-beta-D-galactopyranosylglycerol
label_lc: (2s)-1-o-(9z,12z,15z-octadecatrinoyl)-2-o-(4z,7z,10z,13z-hexadecatetranoyl)-3-o-beta-d-galactopyranosylglycerol