d1b1 c1b1t1 b1b1t a1b1 90b1t1

oab1t1 nab1t mab1 lab1t1 kab1t

zja1t yja1 xja1t1 wja1t vja1

at90 9s90t1 8s90t 7s90 6s90t1

l280t1 k280t j280 i280t1 h280t