Convert Pressure

From:    PakpaBarPsiKsiAtmexapapetapaterapagigapamegapahectopadekapadecipacentipamillipamicropananopapicopafemtopaattopanewtonsquare_meternewton/square_centimeternewton/square_millimeterkilonewton/square_meter

To:    PakpaBarPsiKsiAtmexapapetapaterapagigapamegapahectopadekapadecipacentipamillipamicropananopapicopafemtopaattopanewtonsquare_meternewton/square_centimeternewton/square_millimeterkilonewton/square_meter