Declension table of ?mṛṇāna

Neuter	Singular	Dual	Plural
Nominative	mṛṇānam	mṛṇāne	mṛṇānāni
Vocative	mṛṇāna	mṛṇāne	mṛṇānāni
Accusative	mṛṇānam	mṛṇāne	mṛṇānāni
Instrumental	mṛṇānena	mṛṇānābhyām	mṛṇānaiḥ
Dative	mṛṇānāya	mṛṇānābhyām	mṛṇānebhyaḥ
Ablative	mṛṇānāt	mṛṇānābhyām	mṛṇānebhyaḥ
Genitive	mṛṇānasya	mṛṇānayoḥ	mṛṇānānām
Locative	mṛṇāne	mṛṇānayoḥ	mṛṇāneṣu

Compound mṛṇāna -

Adverb -mṛṇānam -mṛṇānāt