Anandakanda 2.1.333

2.1.333

sāraṃ candanasāraṃ ca dhūmotthaṃ dhūmajaṃ gajāḥ /
vajrakakṣāram atyuṣṇaṃ tīkṣṇaṃ kṣāraṃ ca rodhanam //

Sāra, candanasāra, dhūmottha, and dhūmaja [are the names known to] the wise. / Vajrakakṣāra is extremely hot, sharp, alkaline, and obstructive;