| 3-[ethyl(3-methylphenyl)amino]-2-hydroxy-1-propanesulfonic aci monosodium s |
| 3-(n-ethyl-3-methylanilino)-2-hydroxypro pansulf.acid so-salt |
| 3-(N-Ethyl-3-methylanilino)-2-hydroxypropanesulfonic acid sodium salt |
| 3-(N-Ethyl-m-toluidino)-2-hydroxypropanesulfonic acid sodium salt |
| toos |
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