4,7-Dimethyl-4,7-dihydro<1,2,5>thiadiazolo<3,4-b>-pyrazin 、
bis<1,2,5>thiadiazolotetracyanoquinodimethane 生成 2-(8-Dicyanomethylene-8H-benzo[1,2-c;4,5-c']bis[1,2,5]thiadiazol-4-ylidene)-malononitrile; compound with 4,7-dimethyl-4,7-dihydro-[1,2,5]thiadiazolo[3,4-b]pyrazine