Valmiki Ramayana 7.9.28

दशग्रीवं महादंष्ट्रं नीलाञ्जनचयोपमम् ।ताम्रोष्ठं विंशतिभुजं महास्यं दीप्तमूर्धजम्॥

daśagrīvaṃ mahādaṃṣṭraṃ nīlāñjanacayopamam |tāmroṣṭhaṃ viṃśatibhujaṃ mahāsyaṃ dīptamūrdhajam ||

Our plain-language meaning of this verse is waiting for scholar review.