Subheading 292511: Imides and their Derivatives; Saccharin and its Salts
Subheading 292512: Imides and their Derivatives; Glutethimide (Inn)
Subheading 292519: Imides and their Derivatives; other than Saccharin and Glutet … etc.
Subheading 292521: Imines and their Derivatives; Salts thereof; Chlordimeform (I … etc.
Subheading 292529: Imines and their Derivatives; Salts thereof; other than Chlor … etc.