To integrate Bitrix with 1C

To configure the integration of site on Bitriks 1C cloud (UT, or another, convenient for managers)
that should work:
Exchange catalogs of products (On the website established and functioning)
-Exchange orders (Orders created on the website needs to get to 1C, the orders created in 1C should not get on the website)
-Exchange of order status to both sides
-Sharing payments (to 1C needs to get online payment and website payment is carried out in 1C)
-the company 2 Jur.individuals need to boot from warehouse 1 (business can buy and sell the IPS and in a different order)