MeSH note : anti-herpes agent; (Z)-isomer much less active against herpes simplex virus type 1
& somewhat less active against herpes simplex virus type 2 than is the (E)-isomer;
both isomers show similar activity against vaccinia virus; RN given refers to (E)-trans-isomer;
structure;
CISMeF synonym : (Z)-5-(2-bromovinyl)-2'-deoxyuridine; Berlin-Chemie brand of brivudine;