Ethidium bromide1239-45-8100 % similar 3,8-Diamino-5-methyl-6-phenylphenanthridinium bromide518-67-272 % similar Propidium iodide25535-16-459 % similar 3-Amino-9-ethylcarbazole132-32-140 % similar 3,4-Diphenylaniline10569-67-233 % similar 1-Ethyl-2-phenyl-1H-indole13228-39-232 % similar 3,8-Diamino-6-phenylphenanthridine52009-64-031 % similar