* Extracted by KLayout .SUBCKT INVCHAIN IN OUT VSS VDD X$1 VDD IN \$1 \$1 OUT VSS INV2 .ENDS INVCHAIN .SUBCKT INV2 VDD A1 A2 Q1 Q2 VSS X$1 VSS VDD A2 Q2 INV X$2 VSS VDD A1 Q1 INV .ENDS INV2 .SUBCKT INV \$1 \$2 \$3 \$4 M$1 \$2 \$3 \$4 \$4 PMOS L=0.25U W=0.95U AS=0.73625P AD=0.73625P PS=3.45U + PD=3.45U M$2 \$1 \$3 \$4 \$4 NMOS L=0.25U W=0.95U AS=0.73625P AD=0.73625P PS=3.45U + PD=3.45U .ENDS INV