Commodity200520062007200920102011
Compounds cont. an unfused thiazole ring (whether or not hydrogenated) in t ...$524$175 $1,671$4,121$5,787
Compounds cont. in the structure a benzothiazole ring-system (whether or no ...$3,426$8,103$550$1,201 $149
Compounds cont. in the structure a phenothiazine ring-system (whether or no ...$14,383$7,291$13,870   
Total$18,333$15,569$14,420$2,872$4,121$5,936