Synonyms: C 153;C6F;Coumarin 153;Coumarin 495;Coumarin 540A;Coumarin 6F;K 153;NSC 338964;Pilot 495;2,3,5,6-1H,4H-Tetrahydro-8-trifluormethylquinolizino-(9,9a,1-gh)coumarin;1,2,4,5,3H,6H,10H-Tetrahydro-8-trifluoromethyl[1]benzopyrano[9,9a,1-gh]quinolizin-10-one;