8ffnm 7ffn 6ffnm7 5ffnm 4ffn
jpen ipenm7 hpenm gpen fpenm7
uydnm7 tydnm sydn rydnm7 qydnm
57cnm 47cn 37cnm7 27cnm 17cn
ghcn fhcnm7 ehcnm dhcn chcnm7