(3S,5R)-5-((1R,3S)-1-Hydroxy-3-(4-methoxy-3-(methoxypropoxy)benzoyl)-4-methylpentyl)-3-isopropyl-dihydrofuran-2(3H)-one

(2S,4S)-2-isopropyl-4-((2S,4S)-4-isopropyl-5-oxotetrahydrofuran-2-yl)-4-nitrobutanoic acid

(2S,4S)-2-isopropyl-4-((2S,4S)-4-isopropyl-5-oxotetrahydrofuran-2-yl)-4-nitrobutanoyl chloride

(3S,5S)-3-isopropyl-5-((1S,3S)-3-(4-methoxy-3-(3-methoxypropoxy)benzoyl)-4-methyl-1-nitropentyl)dihydrofuran-2(3H)-one