2-debenzoyl-2-(pent-4-enoyl)-7-triethylsilyl-13-[(2R,3S)-3-tertbutoxycarbonylamino-2-triethylsiloxyhept-6-enoyl]baccatin III

2-debenzoyl-2-(pent-4-enoyl)-7-triethylsilyl-13-[(2R,3S,E)-3-tert-butoxycarbonylamino-2-triethylsiloxyocta-4,6-dienoyl]baccatin III