2.
3.
7.
Name: 3-Pyridinecarboxylic acid,esters,(8R,9R,10R,11S,12S,13R,14R,15S,- 18S,19Z,21S,22R,23R)-[10,13-bis(acetyloxy)- 22-[2-(acetyloxy)-2-methyl-1-oxopropoxy]- 14-(benzoyloxy)-7,8,9,10,12,13,14,15,17,18- decahydro-21-hydroxy-8,18,21-trimethyl-5,- 17-dioxo-23-[(3,4,5-trimethoxybenzoyl)oxy]-8,- 11-epoxy-9,12-ethano-11,15-methano-5H,- 11H-[1,9]dioxacyclooctadecino[4,3-b]pyridin- 12-yl]methyl ester
CAS: 106982-89-2
8.
Name: ethyl 4-triethylsilylbutanoate
CAS: 18053-56-0
10.