(E)-6-Bromo-3-{2-[2-(2-chloro-benzyl-idene)hydrazin-yl]thia-zol-5-yl}-2H-chromen-2-one dimethyl sulfoxide monosolvate.

(E)-6-Bromo-3-{2-[2-(2-chloro-benzyl-idene)hydrazin-yl]thia-zol-5-yl}-2H-chromen-2-one dimethyl sulfoxide monosolvate.