6278-06-4 NSC35475 Naphtho[2,3-d]-1,3-dioxole-6-carboxylic acid, 5,6,7,8-tetrahydro-8-hydroxy-7-(hydroxymethyl)-5-(3,4,5-trimethoxyphenyl)-, monosodium salt, [5R-(5.alpha.,6.alpha.,7.beta.,8.alpha.)]- Podophyllic acid sodium salt