Pca 4230

Formula : C21-H24-N2-O7-S
CAS : 113658-85-8 

Platelet activating factor inhibitor.

Pca 50941

Formula : C30-H31-N3-O10-S
CAS : 136941-85-0 

A 1, 4-dihydropyridine derivative containing a 1, 2-benzisothiazole-3-one-1, 1-dioxide group.