[Synthesis of xanthene derivatives having antispasmodic action. VI. Derivatives of xanthene and thioxanthene-9-malonic acids].
D000818:Animals; D000927:Anticonvulsants / Q000138:chemical synthesis*; D006168:Guinea Pigs; D066298:In Vitro Techniques; D008314:Malonates / Q000138:chemical synthesis*; D014966:Xanthenes / Q000138:chemical synthesis*
D000927:Anticonvulsants; D008314:Malonates; D014966:Xanthenes