2,4-Dioxo(1H,3H)pyrimido dimethyltetrathiafulvalene, tetrabutylammonium salt 2-(4,5-Dimethyl-1,3-dithiol-2-ylidene)[1,3]dithiolo[4,5-d]pyrimidine-5,7-diol compound with tetrabutyl-lambda~5~-azane (1:1) AIDS-158001 AIDS158001 NSC658467