New state at case 3a

B = Free block; A = Address of free block; S = Free size
Allocation available bytes:   80 bytes

B  0: A: 0x0133B160, S:    0, next B: 0x0133B5C0; Start block
B  1: A: 0x0133B5C0, S:   16, next B: 0x0133B5E0
B  2: A: 0x0133B5E0, S:    8, next B: 0x0133B600
B  3: A: 0x0133B600, S:   56, next B: 0x0133B638
B  4: A: 0x0133B638, S:    0, next B: 0x00000000; End of region