2-Debenzoyl Paclitaxel 2-Pentanoate taxane Cabazitaxel Impurity Paclitaxel Impurity 9 3H-4,7a-Methanocyclohept[3,3a]indeno[5,4-b]oxete Benzenepropanoic Acid Derivative 10-Deacetyl-13-oxobaccatin III 2-Debenzoyl-2-tigloyl 10-DAB 5-Oxazolidinecarboxylic acid, 3-benzoyl-2-(4-methoxyphenyl)-4-phenyl-, (4R,5S)-rel- β-(BenzoylaMino)-α-hydroxybenzenepropanoic Acid (αR,βS)-(1S,3S,4S,4aR,5S,6S,8S,11R,12aS)-3,11-Bis(acetyloxy)-4-[(benzoyloxy)Methyl]-1,2,3,4,4a,5,6,7,8,11,12,12a-dodecahydro-1,4,5,6-tetrahydroxy-9,12a,13,13-tetraMethyl-12-oxo-6,10-Methanobenzocyclodecen-8-yl Ester Larotaxel 7-Xylosyl-10-deacetyltaxol N-Debenzoyl-N-[(3E)-hex-3-enoyl]paclitaxel 10-Deacetyl 13-O-(Triethylsilyl) Baccatin III (2R,3S)-3-PHENYLISOSERINE ETHYLESTER