These are the 4 1.8V fets: standard and lvt P and N. By default drain and source area/perimeters are calculated from transistor W and diffusion extension (0.29um) : Following is the netlist:

XM5 D3 G S B sky130_fd_pr__pfet_01v8 W=1 L=0.15 ad='W * 0.29' pd='W + 2 * 0.29' as='W * 0.29' ps='W + 2 * 0.29'

+ nrd=0 nrs=0 sa=0 sb=0 sd=0 nf=1 mult=1

XM6 D4 G S B sky130_fd_pr__pfet_01v8 W=1 L=1 ad='W * 0.29' pd='W + 2 * 0.29' as='W * 0.29' ps='W + 2 * 0.29'

+ nrd=0 nrs=0 sa=0 sb=0 sd=0 nf=1 mult=1

XM7 D1 G S B sky130_fd_pr__pfet_01v8_lvt W=1 L=0.35 ad='W * 0.29' pd='W + 2 * 0.29' as='W * 0.29' ps='W + 2 * 0.29'

+ nrd=0 nrs=0 sa=0 sb=0 sd=0 nf=1 mult=1

XM8 D2 G S B sky130_fd_pr__pfet_01v8_lvt W=1 L=1 ad='W * 0.29' pd='W + 2 * 0.29' as='W * 0.29' ps='W + 2 * 0.29'

+ nrd=0 nrs=0 sa=0 sb=0 sd=0 nf=1 mult=1

XM9 D3 G S B sky130_fd_pr__nfet_01v8 W=1 L=0.15 ad='W * 0.29' pd='W + 2 * 0.29' as='W * 0.29' ps='W + 2 * 0.29'

+ nrd=0 nrs=0 sa=0 sb=0 sd=0 nf=1 mult=1

XM10 D4 G S B sky130_fd_pr__nfet_01v8 W=1 L=1 ad='W * 0.29' pd='W + 2 * 0.29' as='W * 0.29' ps='W + 2 * 0.29'

+ nrd=0 nrs=0 sa=0 sb=0 sd=0 nf=1 mult=1

XM11 D1 G S B sky130_fd_pr__nfet_01v8_lvt W=1 L=0.15 ad='W * 0.29' pd='W + 2 * 0.29' as='W * 0.29' ps='W + 2 * 0.29'

+ nrd=0 nrs=0 sa=0 sb=0 sd=0 nf=1 mult=1

XM12 D2 G S B sky130_fd_pr__nfet_01v8_lvt W=1 L=1 ad='W * 0.29' pd='W + 2 * 0.29' as='W * 0.29' ps='W + 2 * 0.29'