but-3-en-1-yl 4-nitrobenzoate

phenylene-ethylene

(1R,4S,4as,5R,8S,8ar)-octahydro-1,4:5,8-dimethanonaphthalen-4a(2H)-yl 4-nitrobenzoate

triethyl(methoxy)stannane

methyl N-hydroxy-4-nitrobenzimidate