55 yo old schizophrenic is treated with haloperidol for the past 25 years. He presents w/ constant chewing movements, grimaces, and lip smacking. Her SX persists even when haloperidol is decreased. Without neuroleptic, she has delusions and hallucinations. Which antipsychotic should she be switched to?

a Loxitane
b Molinodone
c Thioridazine
d Olanzapine
e Perphenazine
f Seroquel
g Carbamazepine