We need to buy Adobe Framemaker version 11. The distributor is only able to provide us with version 12. Can someone suggest me how is it possible to get the license for ver 11 serial key after purchasing ver 12 and also how to get the download details ?

We need to buy Adobe Framemaker version 11. The distributor is only able to provide us with version 12. Can someone suggest me how is it possible to get the license for ver 11 serial  key after purchasing ver 12 and also how to get the download details ?   Urgent response will be helpful.D