346 53 20 30 34 20 D 7—3 D 0, 56 3 2 66 32 30 53 30 53 2 7 04 D 341 62 D =67, 66 1111 2 3 665 6 1 3 2 11 6 1 1 1 4 3 0 4 3 5 2 1 1 − − D = , 3 67 = 1 5 6 3 2 1 11 6 1 1 0 4 0 4 3 3 2 1 2 − D = = 0, 1 1 5 6 2 1 1 11 6 1 0 3 4 4 3 5 3 1 3 − D = , 2 67 = 1 1 3 5 6 1 1 1 11 6 0 3 0 4 3 5 2 3 4 − − D = = 67