Acitretin

Structure:

Chemical name :( 2E,4E,6E,8E )-9-(4-methoxy-2,3,6-trimethylphenyl)-3,7-dimethyl-nona-2,4,6,8-tetraenoic acid.

Molecular Weight:326.4

Molecular Formula:C21H26O3

Classification: Be used in the treatment of hyperkeratotic skin diseases  such as psoriasis