#const a=1; c=1.1547;
{a} {a} {c} {90} {90} {90}
1 0 0
0 1 0
0 0 1
#const z=1/4; d="d";
{0} {1/2} {z} {d}
{0} {1/2} {z+1/2} {d}
{1/2} {0} {-z+1/2} {d}
{1/2} {0} {-z} {d}
#const b="b";
{0} {0} {1/2} {b}
{1/2} {1/2} {0} {b}