methyl 2(R)-[5(S)-ethyl-3(S)-methyl-5-(5(R)-ethyl-5-(trimethylsiloxy)-6(S)-methyl-2(R)-tetrahydropyranyl)-2(S)-tetrahydrofuryl]butanoate

2-(β-methoxyethoxymethyl)-3-methyl-6-(3(R)-methyl-4,5-O-isopropylidenepentyl)salicylic acid methyl ester

2-(β-methoxyethoxymethyl)-3-methyl-6-(3(R)-methyl-4,5-O-isopropylidenepentyl)salicylic acid benzyl ester

benzyl 2(S)-[5(S)-ethyl-3(S)-methyl-5-(6(S)-methyl-5-methylene-2(R)-tetrahydropyranyl)-2(S)-tetrahydrofuryl]butyl ether