A1 3 b1 3

A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3A1 3 b1 3