void set2a(SmilesAtom atom1, SmilesAtom atom2) { if (atom1 != null) { this.atom1 = atom1; atom1.addBond(this); } if (atom2 != null) { this.atom2 = atom2; atom2.isFirst = false; atom2.addBond(this); } }
void setAtom2(SmilesAtom atom) { this.atom2 = atom; if (atom2 != null) { // NO! could be after . as in .[C@H]12 atom2.isFirst = false; atom.addBond(this); } }