Synthesis of substituted 6-amino-4- ( 2,4-dimethoxyphenyl ) - [ 1,2 ] dithiolo [ 4,3-b ] pyrrol-5-ones and their raising leukocyte count activities .
O O O B-MAT I-MAT I-MAT I-MAT I-MAT I-MAT I-MAT I-MAT I-MAT I-MAT I-MAT I-MAT I-MAT O O O O O O O