sodium 4,4'-diamino-[1,1'-biphenyl]-2,2'-disulfonate 、
3-[[4-[3-[bis(2-hydroxyethyl)sulfamoyl]anilino]-6-chloro-1,3,5-triazin-2-yl]amino]-N,N-bis(2-hydroxyethyl)benzenesulfonamide 在
tert. amine 作用下,
生成 5-[[4,6-Bis[[3-[bis(2-hydroxyethyl)sulfamoyl]phenyl]imino]-1,3,5-triazinan-2-ylidene]amino]-2-[4-[[4,6-bis[[3-[bis(2-hydroxyethyl)sulfamoyl]phenyl]imino]-1,3,5-triazinan-2-ylidene]amino]-2-sulfonatophenyl]benzenesulfonate