리액티브레드2Red X-3BBrill. Red X-3BReactive Brilliant Red 5bsReactive Brilliant Red X-3bReactive brilliant red K-3BReactive Brilliant Red X-3B (C.I. Reactive Red 2)Disodium (3Z)-5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-oxo-3- (phenylhydrazono)-3,4-dihydro-2,7-naphthalenedisulfonate