Proteostasis regulators

A compound having the Formula (VII):

• or a pharmaceutically acceptable salt thereof;
• wherein:
• Ring T is a ring selected from the group consisting of:
• A6 is phenyl substituted with halogen;
• each Rd is independently hydrogen or methyl;
• R16 and R17 are hydrogen;
• Z6 is selected from the group consisting of optionally substituted C3-C12 cycloalkyl, optionally substituted heterocyclic, optionally substituted aryl, optionally substituted heteroaryl and NRcRc;
• each Rc is independently selected from the group consisting of optionally substituted C1-C10 alkyl, and optionally substituted C3-C12 cycloalkyl;
• alternatively, two Rc groups are taken together with the nitrogen atom which they are attached to form a optionally substituted 3- to 8-membered heterocycle;
• and
• n is 0, 1 or 2.