| 9'-(9H)xanthen]-3-one, 6'-[ethyl(4-methylphenyl)amino]-3'-methyl-2'-(phenylamino)-Spiro[isobenzofuran-1(3H) |
| 3-(N-Ethyl-N-p-tolyl)amino-6-methyl-7-anilinofluoran |
| 3'-(N-Ethyl-N-p-tolylamino)-6'-methyl-7'-anilinofluoran |
| 9'-[9h]xanthen]-3-one,6'-[ethyl(4-methylphenyl)amino]-3'-methyl-2'-(phenylamino)-spiro[isobenzofuran-1(3h |
| Spiro[isobenzofuran-1(3H),9'-(9H)xanthen]-3-one,6'-[ethyl(4-methylphenyl)amino]-3'-methyl-2'-(phenylamino)- |