Synonyms: (5Z)-3-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-5-(1-naphthylmethylene)-2-thioxo-1,3-thiazolidin-4-one;3-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-5-naphthalen-1-ylmethylene-2-thioxo-thiazolidin-4-one;4-thiazolidinone, 3-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)-5-(1-naphthalenylmethylene)-2-thioxo-, (5Z)-