英文别名etac; 2-Anilino-3-methyl-6-(N-ethyl-p-toluidino)fluoran; 2'-Anilino-3'-methyl-6'-[(p-tolyl)ethylamino]spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one; 2-Anilino-3-methyl-6-[ethyl(4-methylphenyl)amino]spiro[9H-xanthene-9,1'(3'H)-isobenzofuran]-3'-one; 3-[Ethyl(p-tolyl)amino]-6-methyl-7-anilinospiro[9H-xanthene-9,3'-isobenzofuran]-1'-one; 2-Anilin-6-(N-ethyl-p-toluidin)-3-Methylspiro[isobenzofuran -1(3_H_),9-xanthen]-3-on; 6'-[ethyl(4-methylphenyl)amino]-3'-methyl-2'-(phenylamino)-spiro[isobenzofuran-1(3H),9'-(9H)xanthen]-3-one 
