yfs2 zfs27 0fs27t 1fs2 2fs27

n6s27 o6s27t p6s2 q6s27 r6s27t

cxt27t dxt2 ext27 fxt27t gxt2

1nu2 2nu27 3nu27t 4nu2 5nu27

qev27 rev27t sev2 tev27 uev27t