InChI=1/C14H16N2O2/c1-3-12-11(8-9-15-14(17)18-2)10-6-4-5-7-13(10)16-12/h3-7,16H,1,8-9H2,2H3,(H,15,17 carbamic acid, [2-(2-ethenyl-1H-indol-3-yl)ethyl]-, methyl ester methyl [2-(2-vinyl-1H-indol-3-yl)ethyl]carbamate