Point Group C
2v
Quaternary direct products
A
1
⊙A
1
⊙
⊙
A
1
A
2
B
1
B
2
A
1
A
1
A
2
A
2
A
1
B
1
B
1
B
2
A
1
B
2
B
2
B
1
A
2
A
1
A
1
⊙A
2
⊙
⊙
A
2
B
1
B
2
A
2
A
2
B
1
B
1
A
2
B
2
B
2
A
1
A
2
A
1
⊙B
1
⊙
⊙
B
1
B
2
B
1
B
1
B
2
B
2
B
1
A
1
⊙B
2
⊙
⊙
B
2
B
2
B
2
A
2
⊙A
2
⊙
⊙
A
2
B
1
B
2
A
2
A
1
B
1
B
2
A
1
B
2
B
1
A
2
A
1
A
2
⊙B
1
⊙
⊙
B
1
B
2
B
1
B
2
B
2
B
1
B
2
A
2
⊙B
2
⊙
⊙
B
2
B
2
B
1
B
1
⊙B
1
⊙
⊙
B
1
B
2
B
1
A
1
B
2
A
2
A
1
B
1
⊙B
2
⊙
⊙
B
2
B
2
A
2
B
2
⊙B
2
⊙
⊙
B
2
B
2
A
1