esketamine molecular structure 3d, flat model, antidepressants, structural chemical formula view from a microscope

esketamine antidepressants miscellaneous molecule molecular structure chemical formula model c13h16clno atom chemistry antidepressant depression spray treatment nasal skeletal icon resistant isomer carbon composition oxygen atomic hydrogen compound flat line nitrogen ketamine enantiomer structural anesthetic illustration organic anaesthetic chlorine cles esketamin esketamina nmda sketamine medicine science analgesic view from microscope microscope