**.subckt not vdd in vss out vbulk
*.ipin vdd
*.ipin in
*.ipin vss
*.opin out
*.ipin vbulk
XM1 out in vss vbulk sky130_fd_pr__nfet_01v8 W=0.45 L=0.15 ad='W * 0.29' pd='2 * (W + 0.29)' as='W * 0.29'
+ ps='2 * (W + 0.29)' nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 nf=1 mult=1 m=1 
XM2 out in vdd vdd sky130_fd_pr__pfet_01v8 W=0.9 L=0.15 ad='W * 0.29' pd='2 * (W + 0.29)' as='W * 0.29'
+ ps='2 * (W + 0.29)' nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 nf=1 mult=1 m=1 
**.ends
.end