Misoprostol Impurity B

(13E)-(+/-)-16-Hydroxy-16-methyl-9-oxoprosta-8(12),13-dien- 1ter;|(E)-methyl 7-(2-(4-hydroxy-4-meth-1-yl)heptanoate|(E)-methyl 7-(2-(4-hydroxy-4-methyloct-1-en-1-yl)-5-oxocyclopent-1-en-1-yl)heptanoate ;|B-form Misoprostol;|CS-T-51930|Misoprostol EP Impurity D (Misoprostol B)|Misoprostol Impurity (B-Form);|NA|rac-11-Deoxy-8(12)-dehydro Misoprostol ;|rac-Misoprostol B1;