dhdr ehdr0 fhdr0s ghdr hhdr0
27dr0 37dr0s 47dr 57dr0 67dr0s
ryer0s syer tyer0 uyer0s vyer
gpfr hpfr0 ipfr0s jpfr kpfr0
5fgr0 6fgr0s 7fgr 8fgr0 9fgr0s