It is the way to pronounce in English the chemical abbreviation of 2C-B, which is nothing more than 4-bromo-2, 5-dimethoxyphenylethylamine, a highly addictive synthetic drug, which is known as nexus, tussi, tussi bi, tuci, tuci or simply pink cocaine, pink gem, pink powder or bromine-mescaline. Other names he usually goes by are exus, superman or batman.