1236206-59-9
2-{(7S)-5,5-dimethyl-4,6-dioxaspiro[2.5]oct-7-yl}-2-methylpentan-3-one
→
1236206-72-6
(3S,6R,7S,8S,12Z,15S,16E)-15-(tert-butyldimethylsiloxy)-3,7-dihydroxy-4,4,6,8,12,16-hexamethyl-17-(2-methylthiazol-4-yl)-5-oxaheptadeca-12,16-dienic acid