23623-31-6 Antibiotic T-2636 C Bundlin A Lankacidin Lankacidin C Lankacidins NSC 145118 Propanamide, N-(7,13-dihydroxy-1,4,10,19-tetramethyl-17,18-dioxo-16-oxabicyclo(13.2.2)nonadeca-3,5,9,11-tetraen-2-yl)-2-oxo-, (1S-(1R*,2S*,3E,5E,7R*,9E,11E,13R*,15S*,19S*))- Pyruvamide, N-(7,13-dihydroxy-1,4,10,19-tetramethyl-17,18-dioxo-16-oxabicyclo(13.2.2)nonadeca-3,5,9,11-tetraen-2-yl)-, (all-E)-(1S,2R,7S,13S,15R,19R)-(-)- T 2636C T-2636C