82k19 92k198 a3k1 b3k19 c3k198
xtl198 ytl1 ztl19 0tl198 1tl1
mkm1 nkm19 okm198 pkm1 qkm19
bbn19 cbn198 dbn1 ebn19 fbn198
01n198 11n1 21n19 31n198 41n1