罗丹宁 、
(9,11,11-Trimethyl-2,3-dioxo-1-azatricyclo[6.3.1.04,12]dodeca-4,6,8(12),9-tetraen-6-yl) 3-(3-nitrophenyl)prop-2-enoate 以
正丁醇 为溶剂,
以76%的产率得到[9,11,11-Trimethyl-2-oxo-3-(4-oxo-2-sulfanylidene-1,3-thiazolidin-5-ylidene)-1-azatricyclo[6.3.1.04,12]dodeca-4,6,8(12),9-tetraen-6-yl] 3-(3-nitrophenyl)prop-2-enoate