gflat loop 7, f=2 , time=34,  start
rflat loop 7, f=3 , time=8,  start
iflat loop 7, f=4 , time=5,  start
Bflat loop 7, f=5 , time=160,  start
Vflat loop 7, f=6 , time=30,  start

doflat gflat, rflat, iflat, Bflat, Vflat