ynbr znbr1 0nbr1p 1nbr 2nbr1

necr1 oecr1p pecr qecr1 recr1p

c5cr1p d5cr e5cr1 f5cr1p g5cr

1vdr 2vdr1 3vdr1p 4vdr 5vdr1

qmer1 rmer1p smer tmer1 umer1p