Synonyms: LonomycinA, 23-demethoxy-; 1,6-Dioxaspiro[4.5]decane, lonomycin A deriv.; 2H-Pyran-2-aceticacid,tetrahydro-2-hydroxy-4-methoxy-6-[1-[9-methoxy-2,8-dimethyl-2-[octahydro-2,3'-dimethyl-5'-(tetrahydro-6-hydroxy-4-methoxy-3,5,6-trimethyl-2H-pyran-2-yl)[2,2'-bifuran]-5-yl]-1,6-dioxaspiro[4.5]dec-7-yl]ethyl]-a,3,5-trimethyl-, [2R-[2a,2(S*),3a,4b,5b,6b[S*[2S*[2S*,2'R*,3'S*,5R*,5'R*(2S*,3S*,4S*,5R*,6S*)],5R*,7S*,8R*,9S*]]]]-;Antibiotic A 80438