(2S,3R,4S,6R)-4-(di-ME-amino)-2-((3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-14-ET-7,12,13-tri-HO-4-((4R,5S,6S)-5-HO-4-MEO-4,6-di-ME-tetrahydro-2H-pyran-2-yloxy)-3,5,7,9,11,13-hexa-ME-2,10-dioxooxacyclotetradecan-6-yloxy)-6-ME-tetrahydro-2H-pyran-3-yl benzoate