p. 5769 - 5776
(2004)[4-(2-allyloxy-ethoxy)-17-benzoyl-6,7,9,10,12,13,16,17,18,19-decahydro-15H-5,11,14,20-tetraoxa-8,17-diaza-benzocyclooctadecen-8-yl]-phenyl-methanone
[17-benzoyl-4-(2-hydroxy-ethoxy)-6,7,9,10,12,13,16,17,18,19-decahydro-15H-5,11,14,20-tetraoxa-8,17-diaza-benzocyclooctadecen-8-yl]-phenyl-methanone