The scene contains a Storm sofa model 7 variations of materials:
Storm Land Terra Storm Land Silver Storm Land Forest Storm Land Milk Storm Land Yellow Storm Land Grey Storm Land Latter. The model has the correct geometry and UVs texture maps and materials with unique names.

Manufacturer website: https://www.divan.ru/ 

For Corona render it is recommended to install a version of at least 1.5 since the glossiness of materials is configured taking into account PBR