x1 = s22
x2 = s11
x3 = s51
x4 = s55
x5 = s30
x6 = s87
x7 = s89
x8 = s90
x9 = species_1
x10 = species_2
x11 = species_12
x12 = species_13
x13 = species_14
x14 = species_15
x15 = species_16
x16 = species_17
x17 = species_18
x18 = species_19
x19 = species_20
x20 = species_21
x21 = species_22
x22 = species_23
x23 = species_24
x24 = species_25
x25 = species_26
x26 = species_27
x27 = s48
x28 = s47
x29 = s46
x30 = s45
x31 = s44
x32 = s43
x33 = s38
x34 = s37
x35 = s36
x36 = s33
x37 = s32
x38 = s31
x39 = s25
x40 = s24
x41 = s14
x42 = s13
x43 = s12
x44 = s3
x45 = s2
x46 = s1
x47 = s52
x48 = s54
x49 = s53
x50 = s58
x51 = s59
x52 = s62
x53 = s63
x54 = s65
x55 = s10
x56 = s20
x57 = s67
x58 = s21
x59 = s68
x60 = s69
x61 = s28
x62 = s70
x63 = s26
x64 = s57
x65 = s73
x66 = s74
x67 = s75
x68 = s50
x69 = s49
x70 = s76
x71 = s39
x72 = s77
x73 = s78
x74 = s79
x75 = s29
x76 = s27
x77 = s80
x78 = s81
x79 = s35
x80 = s34
x81 = s82
x82 = s85
x83 = s83
x84 = s86
x85 = s40
x86 = species_8
x87 = species_9
x88 = species_10
x89 = species_11
x90 = species_4
x91 = species_3
x92 = species_5
x93 = species_6
x94 = species_7