1,7-Bis((1-adamantyl)carbamylguanidino)-4-methyl-4-azaheptane 2,4,8,12,14-Pentaazapentadecanediamide, 3,13-diimino-8-methyl-N,N'-bis(tricyclo(3.3.1.1(3,7))dec-1-yl)-, monomethanesulfonate 83539-21-3 CK 683A CK-683A CK0683A