methyl 3-[2-(3-(4-biphenyl)ureido)phenyl]acrylate

methyl o-nitrostyrylcarbamate

2-nitro-cinnamic acid chloroamide

methyl (E)-2-(4-ethylidene-1-tosyl-1,2,3,4-tetrahydroquinolin-3-yl)acetate

8-methoxy-5-tosyl-5,6,6a,7-tetrahydrophenanthridine