(3S,4S)-6-(2-((R)-hydroxy((2S,3aR,5R,5'R,6R,6''R,7aR)-6''-((E)-5-hydroxypent-1-en-1-yl)-6-methyl-2,3,3a,3',3'',4',6,6'',7,7a-decahydrodispiro[furo[3,2-b]pyran-5,2'-furan-5',2''-pyran]-2-yl)methyl)-1,3-dithian-2-yl)-4-methyl-2-methylenehexane-1,3-diol