VIIa_TF + X -> VIIa_TF_X
VIIa_TF_X -> VIIa_TF + X
VIIa_TF_X -> VIIa_TF_Xa
VIIa_TF_Xa -> VIIa_TF + Xa
VIIa_TF + Xa -> VIIa_TF_Xa
TFPI + Xa -> Xa_TFPI
Xa_TFPI -> TFPI + Xa
VIIa_TF + Xa_TFPI -> Xa_TFPI_VIIa_TF
Xa_TFPI_VIIa_TF -> VIIa_TF + Xa_TFPI