nebr1 oebr1m pebr qebr1 rebr1m

c5br1m d5br e5br1 f5br1m g5br

1vcr 2vcr1 3vcr1m 4vcr 5vcr1

qmdr1 rmdr1m smdr tmdr1 umdr1m

fder1m gder hder1 ider1m jder