Chemical Formula: C55H78N2O8

(2r,2'''r,3's,3'''s,3'ar,3'''as,4'''s,5s,5'r,5''s,6''r,6'as,6'''as,10''r,13''s,19''s,20''s,23''r,24''r,27''s)-4''',5-dihydroxy-3',3''',4',4',4''',5,5'',5'''',5'''',19''-decamethyl-3',3''',3'a,3'''a,6',6''',6'a,6'''a-octahydrotetraspiro[oxane-2,2'-cyclopenta[b]furan-5',9''-[2,16]diazaheptacyclo[15.11.0.0³,¹⁵.0⁵,¹³.0⁶,¹⁰.0¹⁹,²⁷.0²⁰,²⁴]octacosane-23'',5'''-cyclopenta[b]furan-2''',2''''-oxolane]-1'',3''(15''),16''-triene-8'',22''-dione