| .so /usr/bwk/talks/vg.mac |
| .vg |
| .ft R |
| .cstart |
| # this is the structure of penicillin G, an antibiotic |
| size 14 |
| R1: ring4 pointing 45 put N at 2 |
| doublebond -135 from R1.V3 ; O |
| backbond up from R1.V1 ; H |
| frontbond -45 from R1.V4 ; N |
| H above N |
| bond left from N ; C |
| doublebond up ; O |
| bond length .1 left from C ; CH2 |
| bond length .1 left |
| benzene pointing left |
| R2: flatring5 put S at 1 put N at 4 with .V5 at R1.V1 |
| bond 20 from R2.V2 ; CH3 |
| bond 90 from R2.V2 ; CH3 |
| bond 90 from R2.V3 ; H |
| backbond 170 from R2.V3 ; COOH |
| .cend |
| .CW |
| # this is the structure of penicillin G, an antibiotic |
| R1: ring4 pointing 45 put N at 2 |
| doublebond -135 from R1.V3 ; O |
| backbond up from R1.V1 ; H |
| frontbond -45 from R1.V4 ; N |
| H above N |
| bond left from N ; C |
| doublebond up ; O |
| bond length .1 left from C ; CH2 |
| bond length .1 left |
| benzene pointing left |
| R2: flatring5 put S at 1 put N at 4 with .V5 at R1.V1 |
| bond 20 from R2.V2 ; CH3 |
| bond 90 from R2.V2 ; CH3 |
| bond 90 from R2.V3 ; H |
| backbond 170 from R2.V3 ; COOH |