Input interpretation
2, 3, 7, 8, 12, 13, 17, 18-octaethyl-21H, 23 H-porphine copper(II) | vertex types
Result
Cu | C | C | C | C | N | C | C | C | C | C | C | C | C | C | N | C | C | C | C | C | N | C | C | C | C | C | N | C | C | C | C | C | C | C | C | C | C | C | C | ... (total: 87)