acitretin molecular structure 3d, flat model, soriatane, structural chemical formula view from a microscope

acitretin soriatane neotigason retinoid molecule molecular structure chemical formula model c21h26o3 atom carbon oxygen hydrogen psoriasis dermatology oral atomic chemistry skeletal compound pharmaceutical drug generic pharmacology disease medicine pharmacy treatment health care therapy organic composition biochemistry science ball icon acne action agent coding colours effect interaction flat structural view from microscope microscope