(5Z)-2-[[(5Z)-3,4-dimethyl-5-[(3,4,5-trimethyl-1H-pyrrol-2-yl)methylene]pyrrol-2-yl]methyl]-3,4-dimethyl-5-[(3,4,5-trimethyl-1H-pyrrol-2-yl)methylene]pyrrole dihydrobromide
CAS No. 58380-81-7