7,10,14-Tri-(O-triethylsilyl)-10-deacetyl-14Beta-hydroxy-13-oxo Baccatin III

O=C([C@@H]1O[Si](CC)(CC)CC)[C@@]2(C)[C@]([C@@]3(OC(C)=O)[C@H](OC3)C[C@@H]2O[Si](CC)(CC)CC)([H])[C@H](OC(C4=CC=CC=C4)=O)C5(O)[C@@H](O[Si](CC)(CC)CC)C(C(C)=C1C5(C)C)=O

InChI=1S/C47H76O11Si3/c1-15-59(16-2,17-3)56-34-29-35-46(30-53-35,55-32(11)48)39-42(54-43(51)33-27-25-24-26-28-33)47(52)41(58-61(21-7,22-8)23-9)37(49)31(10)36(44(47,12)13)38(40(50)45(34,39)14)57-60(18-4,19-5)20-6/h24-28,34-35,38-39,41-42,52H,15-23,29-30H2,1-14H3/t34-,35+,38+,39-,41-,42-,45?,46-,47+/m0/s1

IUPAC name: (2aR,4S,4aS,6R,10R,11S,12S,12aR,12bS)-12b-acetoxy-11-hydroxy-4a,8,13,13-tetramethyl-5,9-dioxo-4,6,10-tris((triethylsilyl)oxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate