| —— | 3-amino-1,1-dioxo-1,5-dihydro-1λ6-[1,2,4]thiadiazole-4-carboxylic acid ethyl ester | 53826-52-1 | C5H9N3O4S | 207.21 | 
                                                                                                                                            
                                        | —— | 3-methoxy-1,1-dioxo-1,5-dihydro-1λ6-[1,2,4]thiadiazole-4-carboxylic acid ethyl ester | 53826-35-0 | C6H10N2O5S | 222.222 | 
                                                                                                                                            
                                        | —— | 3-ethoxy-1,1-dioxo-1,5-dihydro-1λ6-[1,2,4]thiadiazole-4-carboxylic acid ethyl ester | 53826-36-1 | C7H12N2O5S | 236.249 | 
                                                                                                                                            
                                        | —— | 3-methylamino-1,1-dioxo-1,5-dihydro-1λ6-[1,2,4]thiadiazole-4-carboxylic acid ethyl ester | 53826-59-8 | C6H11N3O4S | 221.237 | 
                                                                                                                                            
                                        | —— | 3-ethylamino-1,1-dioxo-1,5-dihydro-1λ6-[1,2,4]thiadiazole-4-carboxylic acid ethyl ester | 53826-61-2 | C7H13N3O4S | 235.264 |