((2S,3S,3aS,4aS,5R,8S,8aR)-5,10,10-trimethyl-2,3a-dipropyloctahydro-2H-5,8-methanobenzo[4,5]oxazolo[3,2-b]isoxazol-3-yl)methyl 4-methylbenzenesulfonate

(2S,3S,4S,6R,8R)-1-benzyloxy-8-[N-methyl-N-(toluene-4-sulfonyl)amino]-3,6-epoxy-2-methyl-4-(phenylseleno)undecane

(2S,3R,6S,8R)-1-benzyloxy-8-(N-tert-butoxycarbonyl-N-methylamino)-3,6-epoxy-2-methylundecane

(2R,3R,6S,8R)-8-(N-tert-butoxycarbonyl-N-methylamino)-3,6-epoxy-2-methylundecanal