Subheadings 6
2934.10 Heterocyclic compounds; containing an unfused thiazole ring (whether or not hydrogenated) in the structure 2934.20 Heterocyclic compounds; containing in the structure, a benzothiazole ring-system (whether or not hydrogenated), not further fused 2934.30 Heterocyclic compounds; containing in the structure, a phenothiazine ring-system (whether or not hydrogenated), not further fused 2934.91 Heterocyclic compounds; other heterocyclic compounds, n.e.c. in 2934.1, 2934.2 and 2934.3 2934.92 Heterocyclic compounds; other fentanyls n.e.c. in 2934, and their derivatives 2934.99 Nucleic acids and their salts, other heterocyclic compounds, n.e.c. in heading number 2934
Industry
This code belongs to the Chemicals industry.