lvl1u2 mvl1 nvl1u ovl1u2 pvl1

amm1 bmm1u cmm1u2 dmm1 emm1u

zcn1u 0cn1u2 1cn1 2cn1u 3cn1u2

o3n1u2 p3n1 q3n1u r3n1u2 s3n1

duo1 euo1u fuo1u2 guo1 huo1u