p. 2567 - 2576
(2007/10/02)(1S,4aS,5S,7aS)-3-Carbamoyl-1,5-dihydroxy-1,4a,5,7a-tetrahydro-cyclopenta[c]pyran-5-carboxylic acid methyl ester
C12H16O4
C13H15F3O6S
C14H18O6
(1R,2S,5S,6R,7S)-7-(Carbamoyl-hydroxy-methyl)-2,6-dihydroxy-bicyclo[3.2.0]hept-3-ene-2-carboxylic acid methyl ester