氰尿酸

ketenyl radical

4-nitroso-3-phenyl-2H-1,2-oxazol-5-one

nitridooxidocarbon(•)

(E)-{7-[bis(carboxymethyl)amino]coumarin-4-yl}methyl 2-methoxy-4-[(8-methylnon-6-enamido)methyl]phenyl carbonate