(E)-(4R,5R)-4,6-Dimethyl-5-(tetrahydro-pyran-2-yloxy)-hept-2-enoic acid

(2R,3R)-3-hydroxy-2,4-dimethylpentyl benzoate

(E)-(4R,5R)-5-((R)-2-Amino-propionyloxy)-4,6-dimethyl-hept-2-enoic acid 2-trimethylsilanyl-ethyl ester

(E)-(4R,5R)-5-((R)-2-tert-Butoxycarbonylamino-propionyloxy)-4,6-dimethyl-hept-2-enoic acid 2-trimethylsilanyl-ethyl ester

(E)-(4R,5R)-5-[(R)-2-({2-[(4R,6S)-6-((1E,3E)-5-Amino-2-methyl-penta-1,3-dienyl)-2-(2,4,6-trimethyl-phenyl)-[1,3]dioxan-4-ylmethyl]-oxazole-4-carbonyl}-amino)-propionyloxy]-4,6-dimethyl-hept-2-enoic acid