(3aR,6aS,7aS,8S,8aR,8bS)-8-Hydroxy-2-[(S)-1-(tetrahydro-furan-2-yl)methyl]-3a,6a,7a,8,8a,8b-hexahydro-4H-7-oxa-2-aza-cyclopenta[a]cyclopropa[g]naphthalene-1,3,6-trione

S-tetrahydrofuran-2-carboxaldehyde oxime

2-methyl-1-[(S)-1-(tetrahydro-furan-2-yl)methyl]-5-(2-trifluoromethoxy-phenyl)-1H-pyrrole-3-carboxylic acid methyl ester