x1 = EGF
x2 = EGFR
x3 = EGF_EGFR
x4 = _EGF_EGFR_2
x5 = _EGF_EGFR__2
x6 = EGFRi
x7 = _EGF_EGFR__2_GAP_Grb2_Prot
x8 = _EGF_EGFRi__2
x9 = Proti
x10 = EGF_EGFRi
x11 = _EGF_EGFRi_2
x12 = Prot
x13 = EGFideg
x14 = GAP
x15 = _EGF_EGFR__2_GAP
x16 = EGFi
x17 = _EGF_EGFRi__2_GAP
x18 = _EGF_EGFRi__2_GAP_Grb2
x19 = _EGF_EGFRi__2_GAP_Grb2_Sos
x20 = _EGF_EGFRi__2_GAP_Grb2_Sos_Ras_GDP
x21 = _EGF_EGFRi__2_GAP_Grb2_Sos_Ras_GTP
x22 = Grb2
x23 = _EGF_EGFR__2_GAP_Grb2
x24 = Sos
x25 = _EGF_EGFR__2_GAP_Grb2_Sos
x26 = Ras_GDP
x27 = _EGF_EGFR__2_GAP_Grb2_Sos_Ras_GDP
x28 = Ras_GTP
x29 = _EGF_EGFR__2_GAP_Grb2_Sos_Ras_GTP
x30 = Grb2_Sos
x31 = Shc
x32 = _EGF_EGFR__2_GAP_SHC
x33 = _EGF_EGFR__2_GAP_SHC_0
x34 = _EGF_EGFR__2_GAP_SHC__Grb2
x35 = _EGF_EGFR__2_GAP_SHC__Grb2_Sos
x36 = _EGF_EGFR__2_GAP_SHC__Grb2_Sos_Ras_GDP
x37 = _EGF_EGFR__2_GAP_SHC__Grb2_Sos_Ras_GTP
x38 = Shc__Grb2_Sos
x39 = Shc__Grb2
x40 = Shc_0
x41 = Raf
x42 = Raf_Ras_GTP
x43 = Ras_GTP_
x44 = Phosphatase1
x45 = Raf_0
x46 = Raf__phosphatase1
x47 = MEK
x48 = MEK_Raf
x49 = MEK_P
x50 = MEK_P_Raf
x51 = MEK_PP
x52 = MEK_PP_phosphatase2
x53 = phosphatse2
x54 = MEK_P_phosphatase2
x55 = ERK
x56 = ERK_MEK_PP
x57 = ERK_P
x58 = ERK_P_MEKPP
x59 = ERK_PP
x60 = phosphatase3
x61 = ERK_PP_phosphatase3
x62 = ERK_P_phosphatase3
x63 = _EGF_EGFRi__2_GAP_SHC
x64 = _EGF_EGFRi__2_GAP_SHC_0
x65 = _EGF_EGFRi__2_GAP_SHC__Grb2
x66 = _EGF_EGFRi__2_GAP_SHC__Grb2_Sos
x67 = _EGF_EGFRi__2_GAP_SHC__Grb2_Sos_Ras_GDP
x68 = _EGF_EGFRi__2_GAP_SHC__Grb2_Sos_Ras_GTP
x69 = Ras_GTPi
x70 = Raf_Ras_GTPi
x71 = Ras_GTPi_0
x72 = Rafi
x73 = Rafi__phosphatase1
x74 = MEK_Rafi
x75 = MEKi_P
x76 = MEK_P_Rafi
x77 = MEKi_PP
x78 = MEKi_PP_phosphatase2
x79 = MEKi_P_phosphatase2
x80 = ERKi_P
x81 = ERKi_P_MEKi_PP
x82 = ERKi_PP
x83 = ERKi_PP_phosphatase3
x84 = ERKi_P_phosphatase3
x85 = EGFRidag
x86 = _EGF_EGFRi___2deg
x87 = _EGF_EGFR__2_GAP_Grb2_Sos_Prot
x88 = _EGF_EGFR__2_GAP_Grb2_Sos_Ras_GDP_Prot
x89 = _EGF_EGFR__2_GAP_Grb2_Sos_Ras_GTP_Prot
x90 = _EGF_EGFR__2_GAP_Grb2_Sos_ERK_PP
x91 = _EGF_EGFRi__2_GAP_Grb2_Sos_ERKi_PP
x92 = _EGF_EGFR__2_GAP_SHC__Grb2_Sos_ERK_PP
x93 = _EGF_EGFRi__2_GAP_SHC__Grb2_Sos_ERKi_PP
x94 = _EGF_EGFR__2_GAP_Grb2_Sos_deg
x95 = _EGF_EGFRi__2_GAP_Grb2_Sos_deg
x96 = Sos_ERK_PP
x97 = Sos_ERKi_PP
x98 = Sosi
x99 = ERKi_MEKi_PP_0
x100 = _EGF_EGFR__2_GAP_SHC__Grb2_Prot_0
x101 = _EGF_EGFR__2_GAP_SHC__Grb2_Sos_Prot_0
x102 = _EGF_EGFR__2_GAP_SHC__Grb2_Sos_Ras_GDP_Prot_0
x103 = _EGF_EGFR__2_GAP_SHC__Grb2_Sos_Ras_GTP_Prot_0