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 | ... OLPHTHALE ... (6 elements)de (1) : PHENOLPHTHALEIN en (5) : NAPHTHOLPHTHALEIN · PHENOLPHTHALEIN · PHENOLPHTHALEINS · RESORCINOLPHTHALEIN · THYMOLPHTHALEIN |
 | BROMOSULPHTHALEIN · NAPHTHOLPHTHALEIN · PHENOLPHTHALEIN · PHENOLPHTHALEINS · RESORCINOLPHTHALEIN · TETRABROMSULPHTHALEIN · THYMOLPHTHALEIN NAPHTHOLPHTHALEIN · PHENOLPHTHALEIN · PHENOLPHTHALEINS · RESORCINOLPHTHALEIN · THYMOLPHTHALEIN |
 | ... HOLPHTHALE ... (1 element) NAPHTHOLPHTHALEIN ... MOLPHTHALE ... (1 element) THYMOLPHTHALEIN ... NOLPHTHALE ... (4 elements) PHENOLPHTHALEIN · PHENOLPHTHALEINS · RESORCINOLPHTHALEIN ... OLPHTHALEI ... (6 elements) NAPHTHOLPHTHALEIN · PHENOLPHTHALEIN · PHENOLPHTHALEINS · RESORCINOLPHTHALEIN · THYMOLPHTHALEIN |