.Resource: 49ers possess Aiyuk profession framework along with Browns, Patriots NBC Sports Bay AreaBrandon Aiyuk business requirement: 49ers WR very likely to become dealt than receive extension coming from San Francisco, per report CBS SportsReport: 49ers have framework in location for Brandon Aiyuk trade with 2 crews San Francisco ChronicleReport: 49ers have worked out structures of Brandon Aiyuk patronizes Browns, Patriots 49ers Webzone49ers insider gives newest improve on Aiyuk as field rumors swirl Yahoo Sports.