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... HTHALEI ... (15 elements)

BROMOSULPHTHALEIN · DIBROMOTHYMOLSULFONPHTHALEIN · NAPHTHOLPHTHALEIN · PHENOLPHTHALEIN · PHENOLPHTHALEINS · PHENOLSULFONPHTHALEIN · PHTHALEIN · RESORCINOLPHTHALEIN · TETRABROMSULPHTHALEIN · THYMOLPHTHALEIN

... PHTHALE ... (33 elements)

BROMOSULFOPHTHALEIN · DIBROMOTHYMOLSULFONPHTHALEIN · DIMETHYLAMINONAPHTHALENESULFON · NAPHTHALENES · NAPHTHALENIC · PHENOLSULFONEPHTHALEIN · PHENOLSULFONPHTHALEIN · SULFOBROMOPHTHALEIN · TETRABROMOCRESOLSULFONPHTHALEI · TETRAHYDRONAPHTHALENES

... EPHTHALEI ... (1 element)

PHENOLSULFONEPHTHALEIN

... LPHTHALEI ... (8 elements)

BROMOSULPHTHALEIN · NAPHTHOLPHTHALEIN · PHENOLPHTHALEIN · PHENOLPHTHALEINS · RESORCINOLPHTHALEIN

... NPHTHALEI ... (3 elements)

DIBROMOTHYMOLSULFONPHTHALEIN · PHENOLSULFONPHTHALEIN · TETRABROMOCRESOLSULFONPHTHALEI

... OPHTHALEI ... (2 elements)

BROMOSULFOPHTHALEIN · SULFOBROMOPHTHALEIN

... PHTHALEIN ... (14 elements)

BROMOSULPHTHALEIN · DIBROMOTHYMOLSULFONPHTHALEIN · NAPHTHOLPHTHALEIN · PHENOLPHTHALEIN · PHENOLPHTHALEINS