QTc

Q: Patient is a 38-year-old male with the diagnosis of schizoaffective disorder and ADHD is admitted for worsening depression and psychotic symptoms.
Family History: no significant cardiac history.
Substance abuse history: occasional cannabis abuse.
Medical History: hypertension (stable on amlodipine).
EKG done revealed a prolonged QT interval. QTc (corrected) interval is 510 msec.

Which of the following psychotropic medication is a safer (or least risk) option for this patient?