at0g bt0go ct0go8 dt0g et0go

zj1go 0j1go8 1j1g 2j1go 3j1go8

oa2go8 pa2g qa2go ra2go8 sa2g

d12g e12go f12go8 g12g h12go

2r3go 3r3go8 4r3g 5r3go 6r3go8