Attributes . LX, LXP, LXL, LXF, LE, LEP, LEL, LEF, MX, MXP, MXL, MXF, ME, MEP, MEL, MEF, NX, NXL, NXP, NXF, NE, NEL, NEP, NEF, PX, PXF, PXL, PXP, PE, PEL, PEP, PEF . Names