“…(new, individual numbering), anion of, reference). Anions of HCN; 1b , HC 15 N [our data]; 2a , CH 3 CN; 2b , CH 3 C 15 N; 3 , dianion of CH 3 CN; 4 , CH 3 CH 2 CN; 5 , (CH 3 ) 2 CHCN; 6 , cyclopropanecarbonitrile; 7 , cyclobutanecarbonitrile; 8 , cyclopentanecarbonitrile; 9 , cyclohexanecarbonitrile; 10a , NCCH 2 CN [our data]; 10b , NCCH 2 C 15 N [our data]; 11 , dianion of NCCH 2 CN [our data]; anions of 12a , (NC) 3 CH; 12b , (NC) 2 CHC 15 N; 13 , pentacyanopropene; 14 , dianion of 2-dicyanomethylene-1,1,3,3-tetracyanopropane; 15 anion of 1,1,3,3-tetracyanopropane [our data]; dianion of 16 , 1,1,3,3-tetracyanopropane [our data]; 17 , trianion of 1,1,3,3-tetracyanopropane [our data]; 18 , anions of 4-OC 6 H 4 CN; 19 , 3-OC 6 H 4 CN; 20 , 4-cyanobenzamide [our data]; 21 , C 6 H 5 CH 2 CN; 22 , 4-H 2 NC 6 H 4 CH 2 CN; 23 , 4-FC 6 H 4 CH 2 CN; 24 , 4-NCC 6 H 4 CH 2 CN; 25 , 3-NCC 6 H 4 CH 2 CN; 26 , 2-NCC 6 H 4 CH 2 CN; 27 , 4-NCCH 2 C 6 H 4 CH 2 CN; 28 , 4-NCCHC 6 H 4 CH 2 CN; 29 , 4-O 2 NC 6 H 4 CH 2 CN; 30 , 4-NCC 6 H 4 CH 2 NO 2 ; 31 , NCCH 2 COOH; 32 , NCCH 2 COOCH 3 ; 33a , NCCH 2 CONH 2 ; 33b , 15 NCCH 2 CONH 2 ; 34a , dianions of NCCH 2 CONH 2 ; 34b , 15 NCCH 2 CONH 2 ; 35 , anions of CH 3 OOCCH(CN) 2 ; 36 , 3-amino-2-butenenitrile; 37, tricyanoethenol [our data]; 38 , NCNHCN; 39 , O 2 NNHCN; 40 , O 2 NCH 2 CN; 41 , dianions of: 3,4-bis(cyanoimido)-cyclobutene-1,3-dione; 42 , 3,4-bis(dicyanomethylene)-cyclobutene-1,3-dione …”