(1R,22S)-5,9-bis(2-carboxyethyl)-14,19-diethyl-4,10,15,20,22-pentamethyl-2$l^{5},22,23$l^{5},25-tetraaza-1-cupraoctacyclo[11.9.1.1^{1,8}.1^{3,21}.0^{2,6}.0^{16,23}.0^{18,22}.0^{11,25}]pentacosa-2(6),3(24),4,7,9,11,13(23),14,16,18,20-undecaen-22-ium-2,23-bis(ylium)
