Declension table of ?jasyamāna

Neuter	Singular	Dual	Plural
Nominative	jasyamānam	jasyamāne	jasyamānāni
Vocative	jasyamāna	jasyamāne	jasyamānāni
Accusative	jasyamānam	jasyamāne	jasyamānāni
Instrumental	jasyamānena	jasyamānābhyām	jasyamānaiḥ
Dative	jasyamānāya	jasyamānābhyām	jasyamānebhyaḥ
Ablative	jasyamānāt	jasyamānābhyām	jasyamānebhyaḥ
Genitive	jasyamānasya	jasyamānayoḥ	jasyamānānām
Locative	jasyamāne	jasyamānayoḥ	jasyamāneṣu

Compound jasyamāna -

Adverb -jasyamānam -jasyamānāt