Synonyms: Antibiotic GR135402;GR 135402;1,4-Methano-s-indacene-3a(1H)-carboxylic acid, 4,4a,5,6,7,7a,8,8a-octahydro-8a-(((6-deoxy-4-O-methyl-3-O-((2Z,4E)-2-methyl-1-oxo-2,4-hexadieny-l)beta-D-altropyranosyl)oxy)methyl)-4-formyl-7-methyl-3-(1-methylethyl)-, (1R,3aR,4S,4aR,7R,7aR,8aS)-;LS-90913