k1 = 1/200;
k2 = 50000;
k3 = 9/500000000;
k4 = 17123/50000000;
k5 = 1/2500;
k6 = 30;
k7 = 3/500000000;
k8 = 391/10000000;
k9 = 1/10;
k10 = 689/2000;
k11 = 50000;
k12 = 800;
k13 = 1;
k14 = 1;