122548-04-3 Halocyamine B L-Histidinamide, L-threonyl-3-hydroxy-L-tyrosyl-N-((1Z)-2-(6-bromo-1H-indol-3-yl)ethenyl)- L-Histidinamide, L-threonyl-3-hydroxy-L-tyrosyl-N-(2-(6-bromo-1H-indol-3-yl)ethenyl)-, (Z)- Threonyl-6,7-dihydroxyphenylalanyl-histidyl-6-bromo-8,9-didehydrotryptamine