Commodity200520062007200820092010
Compounds cont. an unfused thiazole ring (whether or not hydrogenated) in t ...$8,194 $3,476$184 $16,237
Compounds cont. in the structure a benzothiazole ring-system (whether or no ...$26,881$69,086$63,915$585,360$72,856$17,529
Compounds cont. in the structure a phenothiazine ring-system (whether or no ...  $4,589$3,866$6,042$3,185
Total$35,075$69,086$71,980$589,410$78,898$36,951