LB
LB
LB
LB
  IB
  IC1  IC2C1C2  ICS CS1 CS2 C3C1C2
B
B
C1CB
C1
C2  ICB
  IC  ICB
  ICCB
--
LB
LB
LB
LB
  IB
  IC1  IC2C1C2  ICS CS1 CS2 C3C1C2
B
B
C1CB
C1
C2  ICB
  IC  ICB
  ICCB
--
  IB
  IC1C2  IB
12
---
1 23
  4
  5  6
---
a
bc
---
foo
---
foo