https://www.saulaie.com/fr/4729-fauteuil-design-teinte-fonce-et-tissu-beige-naturel-corbier.html 

Name: Corbier
Type: model
Format: 3Ds Max 2015
Export: OBJ
Render: Corona (10,)
Polys: 116112
Verts: 58194
Units: Millimeters
Dimension: (without pillow) 710 x 750 x 700

The object is single, textures and materials have logical names
Texturing UnwrapUVW

For Corona render, it is recommended to install version no lower than 1.5, since the glossiness of the materials is adjusted taking into account PBR