1-allyl-1-[2-(N-cyclobutylmethylamino)ethyl]-2,2-ethylenedioxy-7-methoxy-1,2,3,4-tetrahydronaphthalene 、
盐酸 以
乙醇 为溶剂,
以afforded 27.5 g (98%) IIf identical with the material obtained in Example 40(a) above的产率得到9b-Allyl-3-cyclobutylmethyl-8-methoxy-5,9b-dihydrobenz
indolin