5,6-苯并-4,7,13,16,21,24-六氧杂-1,10-二氮杂二环[8.8.8]二十六碳-5-烯

4,7,13,16,21,24-hexaoxa-1,10-diazabicyclo[8.8.8]hexacosane, silver(I) salt

Kryptofix 222BB

Pb(cryp 2.2.2)(2+)