2-(甲基二硫烷基)异吲哚-1,3-二酮 、
S-[(2E)-2-[(2'S,5'Z,9'R)-2',9'-dihydroxy-12'-(methoxycarbonylamino)spiro[1,3-dioxolane-2,11'-bicyclo[7.3.1]trideca-1(12),5-dien-3,7-diyne]-13'-ylidene]ethyl] ethanethioate 在
二异丁基氢化铝 作用下,
生成 methyl {(1R,4Z,8S,13E)-1,8-dihydroxy-13-[2-(methyltrisulfanyl)ethylidene]spiro[bicyclo[7.3.1]tri-deca-4,9-diene-2,6-diyne-11,2'-[1,3]dioxolan]-10-yl}carbamate