V3

C or U in position 8

CSFV-a2

V1

AC in position 15 (exception G-C)

V2

A-U in position 1; G:Y in position 6

V3

A-U in position 6; U or C in position 8

CSFV-a3

V1

AC in position 15

V2

AC in position 1; G:Y in position 6

V3

A in position 8

CSFV-a4

V1

G:Y in position 15

V2

A-U in position 1; G:Y in position 6

V3

AC or UC in position 6; A in position 8 (exception C)

CSFV-a5

V1

A-U in position 15

V2

AC in position 1; A-U in position 6

V3

U in position 8

CSFV-a6

V1

G:Y in position 15

V2

A-U in position 1; A-U in position 6

V3

C in position 8