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... OPYRA ... (49 elements)

de (4) : DISOPYRAMID · GALACTOPYRANOSID · STOPYRA · THIOGALACTOPYRANOSID

en (30) : DEOXYRIBOPYRANOSYL · GALACTOPYRANOSIDE · GLUCOPYRANOSYL · MANNOPYRANOSYLDOLICHYL · METHYLGALACTOPYRANOSIDES · METHYLGLUCOPYRANOSIDES · NITROPHENYLGALACTOPYRANOSIDES · TETRAHYDROPYRAN · THIOGALACTOPYRANOSIDES · THIOGLUCOPYRANOSIDES

fr (10) : BENZOPYRAN · BENZOPYRANE · BENZOPYRANES · BENZOPYRANNES · CLOPYRALID · DISOPYRAMIDE · GALACTOPYRANOSE · IMINOPYRANOSES · IODOPYRACET · STOPYRA

nl (2) : DIHYDROPYRAAN · TETRAHYDROPYRAAN

pl (1) : STOPYRA

pt (2) : HYMENOPYRAMIS · SARCOPYRAMIS

... OPYR ... (257 elements)

ALGOPYRIN · FAGOPYRISM · FAGOPYRISME · FAGOPYRUM · GLUCOPYRANOSYL · LEUCOPYRITE · METHYLGLUCOPYRANOSIDES · OLIGOPYRIMIDIQUE · PARACOPYRIGHT · THIOGLUCOPYRANOSIDES

... PYRA ... (549 elements)

AMPHIPYRA · BIPYRAMID · BIPYRAMIDAL · BIPYRAMIDE · DIPYRAMID · DIPYRAMIDE · DIPYRAMIDOLE · METHBIPYRANONE · PYRA · TRIPYRAMID

... BOPYRA ... (1 element)

DEOXYRIBOPYRANOSYL

... COPYRA ... (4 elements)

GLUCOPYRANOSYL · METHYLGLUCOPYRANOSIDES · SARCOPYRAMIS · THIOGLUCOPYRANOSIDES

... DOPYRA ... (2 elements)

IODOPYRACET

... HOPYRA ... (2 elements)

METHOPYRAPONE · SULFAMETHOPYRAZINE

... LOPYRA ... (2 elements)

CLOPYRALID

... NOPYRA ... (9 elements)

HYMENOPYRAMIS · IMINOPYRANOSES · MANNOPYRANOSE · MANNOPYRANOSIDE · MANNOPYRANOSYL

... OPYRAA ... (2 elements)

DIHYDROPYRAAN · TETRAHYDROPYRAAN

... OPYRAC ... (3 elements)

IODOPYRACET · METHANOPYRACEAE

... OPYRAL ... (3 elements)

CLOPYRALID · METHANOPYRALES

... OPYRAM ... (8 elements)

CHLOROPYRAMINE · DIISOPYRAMIDE · DISOPYRAMID · DISOPYRAMIDE · HYMENOPYRAMIS

... OPYRAN ... (25 elements)

GALACTOPYRANOSE · GALACTOPYRANOSID · GALACTOPYRANOSIDE · GLUCOPYRANOSYL · METHYLGALACTOPYRANOSIDES

... OPYRAP ... (1 element)

METHOPYRAPONE

... OPYRAZ ... (3 elements)

SULFAMETHOPYRAZINE · SULFAMETOPYRAZINE · SULPHAMETOPYRAZINE

... ROPYRA ... (5 elements)

CHLOROPYRAMINE · DIHYDROPYRAAN · MACROPYRAMID · TETRAHYDROPYRAAN · TETRAHYDROPYRAN

... SOPYRA ... (4 elements)

DIISOPYRAMIDE · DISOPYRAMID · DISOPYRAMIDE

... TOPYRA ... (13 elements)

GALACTOPYRANOSE · GALACTOPYRANOSID · GALACTOPYRANOSIDE · METHYLGALACTOPYRANOSIDES · NITROPHENYLGALACTOPYRANOSIDES

... ZOPYRA ... (7 elements)

BENZOPYRAN · BENZOPYRANE · BENZOPYRANES · BENZOPYRANNES · BENZOPYRANS