| bonds -,=,# |
rings 3..8, Ph is 1, furyl 0 |
atoms C,N,O,P,S,F,L,B,I,H |
groups t - tert.butyl, ft - CF3, y - nitro, a - COOH, z - SO2NH2 |
| d - delete | Esc - return to the standard state (C, single bond) | ||
| molecule may by moved by "dragging" free space and rotated by pressing concurrently also the shift key | |||
